Round to tens (e.g. 4673 ≈ 4670) – online calculator

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Rules for rounding to tens

Mathematical rounding of a number to the nearest ten.

Second digit before the dot (ten of the number):

  • does not change – if the first digit before the dot is less than 5. (0; 1; 2; 3; 4);
  • increases by 1 – if the first digit before the dot is greater than or equal to 5. (5; 6; 7; 8; 9).

4673 ≈ 4670

7 is the ten of the number, the second digit before the dot;

3 is the first digit before the dot;

7 is the rounded ten of the number.

Examples

Round the number 122 to tens.

122 ≈ 120. The first digit before the dot 2 is less than 5.


Round the number 125 to tens.

125 ≈ 130. The first digit before the dot is 5.


Round the number 128 to tens.

128 ≈ 130. The first digit before the dot 8 is greater than 5.