Round Nearest Tenth Calculator

Rounded value
1,234.6
Rounding Calculator
Rounded value (formatted)
1,234.6
Rounded minus original
0.033
Rounded toward -infinity
1,234.5
Rounded toward +infinity
1,234.6
Rounding step (place value)
0.1
Rule applied
1 decimal place, round half away from zero
Worked out from IEEE Std 754-2019, Standard for Floating-Point Arithmetic, ยง4.3 Rounding-direction attributes (roundTiesToEven, roundTowardZero, roundTowardPositive, roundTowardNegative) and 1 other source.

How this is worked out

4 steps
  1. Rounding 1234.567 to 1 decimal place using "round half away from zero".
  2. The rounding step is 0.1, so the neighbours are 1234.5 and 1234.6.
  3. 1234.567 / 0.1 = 12345.67, which the rule sends to 12346.
  4. 12346 x 0.1 = 1234.6

Results are general information, not financial, tax, legal, medical or engineering advice.