Arrondissez un nombre a la dizaine la plus proche avec le resultat et la regle de calcul. The old redirect to a broad number-rounding calculator was less precise than this indexed slug.
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rounded = Math.round(number / step) x step
Pour arrondir a la dizaine, divisez par 10, arrondissez, puis multipliez par 10.
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Open AI assistant →Arrondir un nombre a la dizaine pres
Quick answer
Pour arrondir a la dizaine, divisez par 10, arrondissez, puis multipliez par 10.
Examples
| Number | Rounded result |
|---|---|
| 124 | 120 |
| 125 | 130 |
| 126 | 130 |
| 347 | 350 |
Rule used
The calculator uses standard nearest-value rounding with step 10. Half values round up with the usual calculator rule.
Common mistake
Do not mix rounding to tens with rounding to hundredths. Tens change the whole number; hundredths keep two decimal places.