diff --git a/frontend/src/components/Contributions/ContributionForm.spec.js b/frontend/src/components/Contributions/ContributionForm.spec.js
index 47ee4a763..36c209f8d 100644
--- a/frontend/src/components/Contributions/ContributionForm.spec.js
+++ b/frontend/src/components/Contributions/ContributionForm.spec.js
@@ -4,13 +4,6 @@ import ContributionForm from './ContributionForm.vue'
 import { useForm } from 'vee-validate'
 
 // Mock external components and dependencies
-vi.mock('@/components/Inputs/InputHour', () => ({
-  default: {
-    name: 'InputHour',
-    template: '<input data-testid="input-hour" />',
-  },
-}))
-
 vi.mock('@/components/Inputs/InputAmount', () => ({
   default: {
     name: 'InputAmount',
diff --git a/frontend/src/components/Contributions/ContributionForm.vue b/frontend/src/components/Contributions/ContributionForm.vue
index 204105f1c..fc96b1706 100644
--- a/frontend/src/components/Contributions/ContributionForm.vue
+++ b/frontend/src/components/Contributions/ContributionForm.vue
@@ -27,8 +27,8 @@
           :label="$t('contribution.activity')"
           :placeholder="$t('contribution.yourActivity')"
           :rules="validationSchema.fields.memo"
-          @update:model-value="updateField"
           textarea="true"
+          @update:model-value="updateField"
         />
         <ValidatedInput
           name="hours"
@@ -102,10 +102,13 @@ const form = reactive({ ...props.modelValue })
 
 // update local form if in parent form changed, it is necessary because the community page will reuse this form also for editing existing
 // contributions, and it will reusing a existing instance of this component
-watch(() => props.modelValue, (newValue) => Object.assign(form, newValue))
+watch(
+  () => props.modelValue,
+  (newValue) => Object.assign(form, newValue),
+)
 
 // use computed to make sure child input update if props from parent from this component change
-const amount = computed(() => form.hours ? (form.hours * 20).toFixed(2).toString() : '20')
+const amount = computed(() => form.amount)
 const date = computed(() => form.date)
 const hours = computed(() => form.hours)
 const memo = computed(() => form.memo)
@@ -114,50 +117,37 @@ const isThisMonth = computed(() => {
   const formDate = new Date(form.date)
   const now = new Date()
   return formDate.getMonth() === now.getMonth() && formDate.getFullYear() === now.getFullYear()
-});
+})
 
+// reactive validation schema, because some boundaries depend on form input and existing data
 const validationSchema = computed(() => {
-  const maxHours = Number((isThisMonth.value ? props.maxGddThisMonth : props.maxGddLastMonth) / 20)
-  const maxAmounts = Number(isThisMonth.value ? parseFloat(props.maxGddThisMonth): parseFloat(props.maxGddLastMonth))
+  const maxAmounts = Number(
+    isThisMonth.value ? parseFloat(props.maxGddThisMonth) : parseFloat(props.maxGddLastMonth),
+  )
+  const maxHours = Number(maxAmounts / 20)
 
   return object({
     // The date field is required and needs to be a valid date
     // contribution date
     date: dateSchema()
       .required('contribution.noDateSelected')
-      .min(new Date(new Date().setMonth(new Date().getMonth() - 1, 1)).toISOString().slice(0, 10))  // min date is first day of last month
+      .min(new Date(new Date().setMonth(new Date().getMonth() - 1, 1)).toISOString().slice(0, 10)) // min date is first day of last month
       .max(new Date().toISOString().slice(0, 10))
       .default(''), // date cannot be in the future
     memo: memoSchema,
-    hours: number().transform((value, originalValue) => 
-        originalValue === "" ? undefined : value
-      )
+    hours: number()
+      .transform((value, originalValue) => (originalValue === '' ? undefined : value))
       .required('contribution.noHours')
-      .min(0.01, ({min}) => ({ key: 'form.validation.gddCreationTime.min', values: { min } }))
-      .max(maxHours, ({max}) => ({ key: 'form.validation.gddCreationTime.max', values: { max } }))
-      .test(
-        'decimal-places',
-        'form.validation.gddCreationTime.decimal-places',
-        (value) => {
-          if (value === undefined || value === null) return true
-          return /^\d+(\.\d{0,2})?$/.test(value.toString())
-        }
-      ),
-    amount: number().max(maxAmounts)
+      .min(0.01, ({ min }) => ({ key: 'form.validation.gddCreationTime.min', values: { min } }))
+      .max(maxHours, ({ max }) => ({ key: 'form.validation.gddCreationTime.max', values: { max } }))
+      .test('decimal-places', 'form.validation.gddCreationTime.decimal-places', (value) => {
+        if (value === undefined || value === null) return true
+        return /^\d+(\.\d{0,2})?$/.test(value.toString())
+      }),
+    amount: number().max(maxAmounts),
   })
 })
 
-const updateField = (newValue, name, valid) => {
-  if (typeof name === 'string' && name.length) {
-    form[name] = newValue
-    if (name === 'hours') {
-      form.amount = (newValue * 20).toFixed(2).toString()
-    }
-  }
-  // console.log('update field', { newValue, name, form, amount: amount.value })
-  emit('update:modelValue', form)  
-}
-
 const disabled = computed(() => !validationSchema.value.isValidSync(form))
 
 const noOpenCreation = computed(() => {
@@ -175,6 +165,16 @@ const noOpenCreation = computed(() => {
   return undefined
 })
 
+const updateField = (newValue, name) => {
+  if (typeof name === 'string' && name.length) {
+    form[name] = newValue
+    if (name === 'hours') {
+      form.amount = form.hours ? (form.hours * 20).toFixed(2).toString() : '20'
+    }
+  }
+  emit('update:modelValue', form)
+}
+
 function submit() {
   const dataToSave = { ...form }
   let emitOption = 'set-contribution'
@@ -188,6 +188,7 @@ function submit() {
 
 function fullFormReset() {
   emit('update:modelValue', {
+    id: undefined,
     date: null,
     memo: '',
     hours: '',
diff --git a/frontend/src/components/Contributions/OpenCreationsAmount.vue b/frontend/src/components/Contributions/OpenCreationsAmount.vue
index 3a0b6ea5a..e88fb4f46 100644
--- a/frontend/src/components/Contributions/OpenCreationsAmount.vue
+++ b/frontend/src/components/Contributions/OpenCreationsAmount.vue
@@ -33,6 +33,9 @@
   </div>
 </template>
 <script>
+function afterComma(input) {
+  return input.toFixed(2).toString()
+}
 export default {
   name: 'OpenCreationsAmount',
   props: {
@@ -42,16 +45,16 @@ export default {
   },
   computed: {
     hoursSubmittedThisMonth() {
-      return (1000 - this.maxGddThisMonth) / 20
+      return afterComma((1000 - this.maxGddThisMonth) / 20)
     },
     hoursSubmittedLastMonth() {
-      return (1000 - this.maxGddLastMonth) / 20
+      return afterComma((1000 - this.maxGddLastMonth) / 20)
     },
     hoursAvailableThisMonth() {
-      return this.maxGddThisMonth / 20
+      return afterComma(this.maxGddThisMonth / 20)
     },
     hoursAvailableLastMonth() {
-      return this.maxGddLastMonth / 20
+      return afterComma(this.maxGddLastMonth / 20)
     },
   },
 }
diff --git a/frontend/src/components/Inputs/InputHour.spec.js b/frontend/src/components/Inputs/InputHour.spec.js
deleted file mode 100644
index f2f127601..000000000
--- a/frontend/src/components/Inputs/InputHour.spec.js
+++ /dev/null
@@ -1,108 +0,0 @@
-import { mount } from '@vue/test-utils'
-import { describe, it, expect, beforeEach, vi } from 'vitest'
-import { ref } from 'vue'
-import InputHour from './InputHour.vue'
-import { useField } from 'vee-validate'
-import { BFormGroup, BFormInput, BFormInvalidFeedback } from 'bootstrap-vue-next'
-
-// Mock vee-validate
-vi.mock('vee-validate', () => ({
-  useField: vi.fn(),
-}))
-
-describe('InputHour', () => {
-  let wrapper
-
-  const createWrapper = (propsData = {}) => {
-    return mount(InputHour, {
-      props: {
-        rules: {},
-        name: 'input-field-name',
-        label: 'input-field-label',
-        placeholder: 'input-field-placeholder',
-        validMaxTime: 25,
-        ...propsData,
-      },
-      global: {
-        components: {
-          BFormGroup,
-          BFormInput,
-          BFormInvalidFeedback,
-        },
-        mocks: {
-          $t: (t) => t,
-          $i18n: {
-            locale: () => 'en',
-          },
-          $n: (n) => String(n),
-          $route: {
-            params: {},
-          },
-        },
-      },
-    })
-  }
-
-  beforeEach(() => {
-    useField.mockReturnValue({
-      value: ref(0),
-      errorMessage: ref(''),
-      meta: ref({ valid: true }),
-    })
-    wrapper = createWrapper()
-  })
-
-  it('renders the component input-hour', () => {
-    expect(wrapper.find('div.input-hour').exists()).toBe(true)
-  })
-
-  it('has an input field', () => {
-    expect(wrapper.findComponent({ name: 'BFormInput' }).exists()).toBe(true)
-  })
-
-  describe('properties', () => {
-    it('passes correct props to BFormInput', () => {
-      const input = wrapper.findComponent({ name: 'BFormInput' })
-      expect(input.props()).toMatchObject({
-        id: 'input-field-name-input-field',
-        modelValue: 0,
-        name: 'input-field-name',
-        placeholder: 'input-field-placeholder',
-        type: 'number',
-        state: true,
-        step: '0.25',
-        min: '0',
-        max: 25,
-      })
-    })
-
-    it('passes correct props to BFormGroup', () => {
-      const formGroup = wrapper.findComponent({ name: 'BFormGroup' })
-      expect(formGroup.props()).toMatchObject({
-        label: 'input-field-label',
-        labelFor: 'input-field-name-input-field',
-      })
-    })
-  })
-
-  describe('input value changes', () => {
-    it('updates currentValue when input changes', async () => {
-      await wrapper.findComponent({ name: 'BFormInput' }).vm.$emit('update:modelValue', 12)
-      expect(wrapper.vm.currentValue).toBe(12)
-    })
-  })
-
-  describe('error handling', () => {
-    it('displays error message when present', async () => {
-      useField.mockReturnValue({
-        value: ref(0),
-        errorMessage: ref('Error message'),
-        meta: ref({ valid: false }),
-      })
-      wrapper = createWrapper()
-
-      expect(wrapper.findComponent({ name: 'BFormInvalidFeedback' }).exists()).toBe(true)
-      expect(wrapper.findComponent({ name: 'BFormInvalidFeedback' }).text()).toBe('Error message')
-    })
-  })
-})
diff --git a/frontend/src/components/Inputs/InputHour.vue b/frontend/src/components/Inputs/InputHour.vue
deleted file mode 100644
index 132fbc2ad..000000000
--- a/frontend/src/components/Inputs/InputHour.vue
+++ /dev/null
@@ -1,53 +0,0 @@
-<template>
-  <div class="input-hour">
-    <BFormGroup :label="label" :label-for="labelFor">
-      <BFormInput
-        :id="labelFor"
-        v-model="currentValue"
-        :name="name"
-        :placeholder="placeholder"
-        type="number"
-        :state="meta.valid"
-        step="0.01"
-        min="0"
-        :max="validMaxTime"
-        class="bg-248"
-      />
-      <BFormInvalidFeedback v-if="errorMessage">
-        {{ errorMessage }}
-      </BFormInvalidFeedback>
-    </BFormGroup>
-  </div>
-</template>
-
-<script setup>
-import { ref, computed, watch } from 'vue'
-import { useField } from 'vee-validate'
-
-const props = defineProps({
-  rules: {
-    type: Object,
-    default: () => ({}),
-  },
-  name: {
-    type: String,
-    required: true,
-  },
-  label: {
-    type: String,
-    required: true,
-  },
-  placeholder: {
-    type: String,
-    required: true,
-  },
-  validMaxTime: {
-    type: Number,
-    required: true,
-  },
-})
-
-const { value: currentValue, errorMessage, meta } = useField(props.name, props.rules)
-
-const labelFor = computed(() => `${props.name}-input-field`)
-</script>
diff --git a/frontend/src/components/Inputs/LabeledInput.vue b/frontend/src/components/Inputs/LabeledInput.vue
index 825478d37..920fceacd 100644
--- a/frontend/src/components/Inputs/LabeledInput.vue
+++ b/frontend/src/components/Inputs/LabeledInput.vue
@@ -1,18 +1,16 @@
 <template>
   <div :class="wrapperClassName">
     <BFormGroup :label="label" :label-for="labelFor">
-      <BFormTextarea v-if="textarea" 
+      <BFormTextarea
+        v-if="textarea"
         v-bind="{ ...$attrs, id: labelFor, name }"
         v-model="model"
         trim
         :rows="4"
         :max-rows="4"
         no-resize
-        />
-      <BFormInput v-else 
-        v-bind="{ ...$attrs, id: labelFor, name }"
-        v-model="model"
-      />      
+      />
+      <BFormInput v-else v-bind="{ ...$attrs, id: labelFor, name }" v-model="model" />
       <slot></slot>
     </BFormGroup>
   </div>
@@ -37,11 +35,11 @@ const props = defineProps({
     type: Boolean,
     required: false,
     default: false,
-  }
+  },
 })
 
 const model = defineModel()
 
-const wrapperClassName = computed(() => props.name ? `input-${props.name}` : 'input')
+const wrapperClassName = computed(() => (props.name ? `input-${props.name}` : 'input'))
 const labelFor = computed(() => `${props.name}-input-field`)
 </script>
diff --git a/frontend/src/components/Inputs/ValidatedInput.vue b/frontend/src/components/Inputs/ValidatedInput.vue
index d55828b1f..04c346292 100644
--- a/frontend/src/components/Inputs/ValidatedInput.vue
+++ b/frontend/src/components/Inputs/ValidatedInput.vue
@@ -1,5 +1,5 @@
 <template>
-  <LabeledInput 
+  <LabeledInput
     v-bind="$attrs"
     :min="minValue"
     :max="maxValue"
@@ -11,9 +11,9 @@
     :name="name"
     :state="valid"
     @update:modelValue="updateValue"
-    >
+  >
     <BFormInvalidFeedback v-if="errorMessage">
-        {{ errorMessage }}
+      {{ errorMessage }}
     </BFormInvalidFeedback>
   </LabeledInput>
 </template>
@@ -48,32 +48,35 @@ const valid = computed(() => props.rules.isValidSync(props.modelValue))
 const errorMessage = computed(() => {
   if (props.modelValue === undefined || props.modelValue === '' || props.modelValue === null) {
     return undefined
-  } 
+  }
   try {
     props.rules.validateSync(props.modelValue)
     return undefined
-  } catch(e) {
+  } catch (e) {
     return translateYupErrorString(e.message, t)
   }
 })
 
 const emit = defineEmits(['update:modelValue'])
-const updateValue = ((newValue) => {
-  emit('update:modelValue', newValue, props.name, valid.value)  
-})
+const updateValue = (newValue) => {
+  emit('update:modelValue', newValue, props.name, valid.value)
+}
 
 // update model and if value changed and model isn't null, check validation,
 // for loading Input with existing value and show correct validation state
-watch(() => props.modelValue, () => {
-  model.value = props.modelValue
-})
+watch(
+  () => props.modelValue,
+  () => {
+    model.value = props.modelValue
+  },
+)
 
 // extract additional parameter like min and max from schema
 const schemaDescription = computed(() => props.rules.describe())
-const getTestParameter = (name) => schemaDescription.value?.tests?.find(t => t.name === name)?.params[name]
+const getTestParameter = (name) =>
+  schemaDescription.value?.tests?.find((t) => t.name === name)?.params[name]
 const minValue = computed(() => getTestParameter('min'))
 const maxValue = computed(() => getTestParameter('max'))
-const resetValue = computed(() => schemaDescription.default)
-const isOptional = computed(() => schemaDescription.optional)
+const resetValue = computed(() => schemaDescription.value.default)
+const isOptional = computed(() => schemaDescription.value.optional)
 </script>
-
diff --git a/frontend/src/pages/Community.vue b/frontend/src/pages/Community.vue
index 887b3ed33..47e2edc65 100644
--- a/frontend/src/pages/Community.vue
+++ b/frontend/src/pages/Community.vue
@@ -105,7 +105,7 @@ const minimalDate = computed(() => {
   return new Date(date.setMonth(date.getMonth() - 1, 1))
 })
 
-const amountToAdd = computed(() => (form.value.id ? parseInt(updateAmount.value) : 0))
+const amountToAdd = computed(() => (form.value.id ? parseFloat(updateAmount.value) : 0.0))
 
 const maxForMonths = computed(() => {
   const originalDate = new Date(originalContributionDate.value)
@@ -115,9 +115,9 @@ const maxForMonths = computed(() => {
         creation.year === originalDate.getFullYear() &&
         creation.month === originalDate.getMonth()
       ) {
-        return parseInt(creation.amount) + amountToAdd.value
+        return parseFloat(creation.amount)
       }
-      return parseInt(creation.amount)
+      return parseFloat(creation.amount)
     })
   }
   return [0, 0]
@@ -263,20 +263,20 @@ const handleUpdateListContributions = (pagination) => {
 }
 
 const handleUpdateContributionForm = (item) => {
-  /*Object.assign(form.value, {
+  /* Object.assign(form.value, {
     id: item.id,
     date: new Date(item.contributionDate).toISOString().slice(0, 10),
     memo: item.memo,
     amount: item.amount,
     hours: item.amount / 20,
-  })*/
+  }) */
   form.value = {
     id: item.id,
     date: new Date(item.contributionDate).toISOString().slice(0, 10),
     memo: item.memo,
     amount: item.amount,
     hours: item.amount / 20,
-  }//*/
+  } //* /
   originalContributionDate.value = item.contributionDate
   updateAmount.value = item.amount
   tabIndex.value = 0
diff --git a/frontend/src/validationSchemas.js b/frontend/src/validationSchemas.js
index cbf74d0b8..e4f1194cf 100644
--- a/frontend/src/validationSchemas.js
+++ b/frontend/src/validationSchemas.js
@@ -1,7 +1,8 @@
 import { string } from 'yup'
 
 // TODO: only needed for grace period, before all inputs updated for using veeValidate + yup
-export const isLanguageKey = (str) => str.match(/^(?!\.)[a-z][a-zA-Z0-9-]*([.][a-z][a-zA-Z0-9-]*)*(?<!\.)$/)
+export const isLanguageKey = (str) =>
+  str.match(/^(?!\.)[a-z][a-zA-Z0-9-]*([.][a-z][a-zA-Z0-9-]*)*(?<!\.)$/)
 
 export const translateYupErrorString = (error, t) => {
   const type = typeof error
@@ -16,6 +17,5 @@ export const translateYupErrorString = (error, t) => {
 
 export const memo = string()
   .required('contribution.yourActivity')
-  .min(5, ({min}) => ({ key: 'form.validation.memo.min', values: { min } }))
-  .max(255, ({max}) => ({ key: 'form.validation.memo.max', values: { max } }))
-
+  .min(5, ({ min }) => ({ key: 'form.validation.memo.min', values: { min } }))
+  .max(255, ({ max }) => ({ key: 'form.validation.memo.max', values: { max } }))