Number Sense2

three and two hundred eighty-one thousandths

5.59

77.54

23.5

(4 × 1) + (7 × 0.1) + (3 × 0.01) + (9 × 0.001)

Rounding is the process of adjusting the digits of a number to make it simpler while keeping its value close to what it was.

A hundredth is one part of a hundred equal parts, represented as 0.01.

Tenths are one part of ten equal parts (0.1), while hundredths are one part of a hundred equal parts (0.01).

Look at the hundredths place; if it is 5 or more, round up the tenths place by one. If it is less than 5, keep the tenths place the same.

(5 × 1) + (6 × 0.1) + (2 × 0.01)