Mathematics for IGCSE & O level - Estimation (Section 1 - No. 16)
What would you do with the number 17.63 when rounding to 2 decimal places?
Round to 17.6
Round to 17.63
Round to 17.64
Round to 18
解释
Rounding to two decimal places, look at the thousandths place. If the value is less than 5, the hundredths value stays the same.