diff --git a/frontend/components/employees/RttTab.vue b/frontend/components/employees/RttTab.vue
index dc6b577..12ef983 100644
--- a/frontend/components/employees/RttTab.vue
+++ b/frontend/components/employees/RttTab.vue
@@ -149,13 +149,13 @@
           <tr>
             <td class="px-5 py-[10px] font-bold text-primary-500 border border-primary-500">Payé</td>
             <td class="px-4 py-[10px] text-center text-neutral-500 border border-primary-500 border-r-2">-</td>
-            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500">{{ currentPayment ? formatMinutes(-currentPayment.paidBase25Minutes) : '0 h' }}</td>
-            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500">{{ currentPayment ? formatMinutes(-currentPayment.paidBonus25Minutes) : '0 h' }}</td>
-            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500 border-r-2">{{ currentPayment ? formatMinutes(-(currentPayment.paidBase25Minutes + currentPayment.paidBonus25Minutes)) : '0 h' }}</td>
-            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500">{{ currentPayment ? formatMinutes(-currentPayment.paidBase50Minutes) : '0 h' }}</td>
-            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500">{{ currentPayment ? formatMinutes(-currentPayment.paidBonus50Minutes) : '0 h' }}</td>
-            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500 border-r-2">{{ currentPayment ? formatMinutes(-(currentPayment.paidBase50Minutes + currentPayment.paidBonus50Minutes)) : '0 h' }}</td>
-            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500">{{ formatMinutes(paidTotal) }}</td>
+            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500">{{ currentPayment ? formatMinutes(-currentPayment.paidBase25Minutes) : '0 h' }} <span class="text-neutral-400">/ {{ formatCentiemes(currentPayment ? -currentPayment.paidBase25Minutes : 0) }}</span></td>
+            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500">{{ currentPayment ? formatMinutes(-currentPayment.paidBonus25Minutes) : '0 h' }} <span class="text-neutral-400">/ {{ formatCentiemes(currentPayment ? -currentPayment.paidBonus25Minutes : 0) }}</span></td>
+            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500 border-r-2">{{ currentPayment ? formatMinutes(-(currentPayment.paidBase25Minutes + currentPayment.paidBonus25Minutes)) : '0 h' }} <span class="text-neutral-400">/ {{ formatCentiemes(currentPayment ? -(currentPayment.paidBase25Minutes + currentPayment.paidBonus25Minutes) : 0) }}</span></td>
+            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500">{{ currentPayment ? formatMinutes(-currentPayment.paidBase50Minutes) : '0 h' }} <span class="text-neutral-400">/ {{ formatCentiemes(currentPayment ? -currentPayment.paidBase50Minutes : 0) }}</span></td>
+            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500">{{ currentPayment ? formatMinutes(-currentPayment.paidBonus50Minutes) : '0 h' }} <span class="text-neutral-400">/ {{ formatCentiemes(currentPayment ? -currentPayment.paidBonus50Minutes : 0) }}</span></td>
+            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500 border-r-2">{{ currentPayment ? formatMinutes(-(currentPayment.paidBase50Minutes + currentPayment.paidBonus50Minutes)) : '0 h' }} <span class="text-neutral-400">/ {{ formatCentiemes(currentPayment ? -(currentPayment.paidBase50Minutes + currentPayment.paidBonus50Minutes) : 0) }}</span></td>
+            <td class="px-4 py-[10px] text-center font-bold text-primary-500 border border-primary-500">{{ formatMinutes(paidTotal) }} <span class="text-neutral-400">/ {{ formatCentiemes(paidTotal) }}</span></td>
           </tr>
 
           <!-- Reste row -->
@@ -187,41 +187,41 @@
           </select>
         </div>
         <div class="mb-4">
-          <label class="block text-sm font-medium text-neutral-700">Base 25% (heures)</label>
+          <label class="block text-sm font-medium text-neutral-700">Base 25% (centièmes)</label>
           <input
             v-model.number="paymentForm.base25Hours"
             type="number"
-            step="0.5"
+            step="0.01"
             min="0"
             class="mt-2 w-full rounded-md border border-neutral-300 px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-secondary-500/20"
           />
         </div>
         <div class="mb-4">
-          <label class="block text-sm font-medium text-neutral-700">Heures 25% (heures)</label>
+          <label class="block text-sm font-medium text-neutral-700">Heures 25% (centièmes)</label>
           <input
             v-model.number="paymentForm.bonus25Hours"
             type="number"
-            step="0.5"
+            step="0.01"
             min="0"
             class="mt-2 w-full rounded-md border border-neutral-300 px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-secondary-500/20"
           />
         </div>
         <div class="mb-4">
-          <label class="block text-sm font-medium text-neutral-700">Base 50% (heures)</label>
+          <label class="block text-sm font-medium text-neutral-700">Base 50% (centièmes)</label>
           <input
             v-model.number="paymentForm.base50Hours"
             type="number"
-            step="0.5"
+            step="0.01"
             min="0"
             class="mt-2 w-full rounded-md border border-neutral-300 px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-secondary-500/20"
           />
         </div>
         <div class="mb-6">
-          <label class="block text-sm font-medium text-neutral-700">Heures 50% (heures)</label>
+          <label class="block text-sm font-medium text-neutral-700">Heures 50% (centièmes)</label>
           <input
             v-model.number="paymentForm.bonus50Hours"
             type="number"
-            step="0.5"
+            step="0.01"
             min="0"
             class="mt-2 w-full rounded-md border border-neutral-300 px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-secondary-500/20"
           />
@@ -500,10 +500,10 @@ const paymentForm = reactive({
 const prefillFromExistingPayment = (month: number) => {
   const existing = props.summary?.monthPayments.find((p) => p.month === month) ?? null
   if (existing) {
-    paymentForm.base25Hours = existing.paidBase25Minutes / 60
-    paymentForm.bonus25Hours = existing.paidBonus25Minutes / 60
-    paymentForm.base50Hours = existing.paidBase50Minutes / 60
-    paymentForm.bonus50Hours = existing.paidBonus50Minutes / 60
+    paymentForm.base25Hours = Math.round(existing.paidBase25Minutes / 60 * 100) / 100
+    paymentForm.bonus25Hours = Math.round(existing.paidBonus25Minutes / 60 * 100) / 100
+    paymentForm.base50Hours = Math.round(existing.paidBase50Minutes / 60 * 100) / 100
+    paymentForm.bonus50Hours = Math.round(existing.paidBonus50Minutes / 60 * 100) / 100
   } else {
     paymentForm.base25Hours = 0
     paymentForm.bonus25Hours = 0
@@ -516,6 +516,14 @@ watch(() => paymentForm.month, (newMonth) => {
   prefillFromExistingPayment(newMonth)
 })
 
+watch(() => paymentForm.base25Hours, (value) => {
+  paymentForm.bonus25Hours = Math.round(value * 0.25 * 100) / 100
+})
+
+watch(() => paymentForm.base50Hours, (value) => {
+  paymentForm.bonus50Hours = Math.round(value * 0.50 * 100) / 100
+})
+
 const openPaymentDrawer = () => {
   paymentForm.month = currentMonth.value
   prefillFromExistingPayment(currentMonth.value)