Avrundande kalkylator

Använd kärnkalkylatorn när du behöver varje avrundningsmål och metod på ett ställe.

🔢
Avrundande kalkylator
Ange ett nummer och välj dina avrundningspreferenser
|
🪄 Snabba exempel

Hur det fungerar

1

Steg 1

Enter a number and choose the target place value.

2

Steg 2

Pick a rounding method that matches your policy.

3

Steg 3

Review the result, number line, and step-by-step explanation.

Arbetade exempel

These examples cover decimal, whole, and sign-sensitive rounding.

Ingång Mål Metod Resultat
845.67 Närmaste helnummer Runda Halv Upp 846
9876.543 Närmaste hundradel (2 dp) Omgång halv jämn (bankers) 9876.54
-12.349 Närmaste hundradel (2 dp) Trunkera (mot noll) -12.34

Vanliga misstag

Undvik dessa frekventa avrundningsfel vid validering av utdata.

  • Choosing the wrong place value for the reporting context.
  • Assuming all methods treat tie values ending in 5 the same way.
  • Mixing floor and truncate behavior for negative values.
  • Ignoring carry-over when digits round upward.

Vanliga frågor

Which method is selected by default?
Round Half Up is selected by default and you can switch methods anytime.
Can I round decimals and large numbers here?
Yes. The core page supports all place values from ten-thousandth up to million.
Does this support negative numbers?
Yes. All methods work with positive and negative values.
Where can I see method-specific guides?
Open dedicated method pages such as banker's rounding, ceiling, floor, and truncate.