Rounding Decimals

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, while keeping its value close to what it was.

Front

What does it mean to round to the nearest whole number?

Back

Rounding to the nearest whole number means adjusting a decimal number to the closest whole number. If the decimal is 0.5 or higher, round up; if it's less than 0.5, round down.

Front

Round 1.823 to the nearest whole number.

Back

2

Front

What does it mean to round to the nearest tenth?

Back

Rounding to the nearest tenth means adjusting a decimal number to one decimal place. Look at the hundredths place to decide whether to round up or down.

Front

Round 4.5 to the nearest tenth.

Back

4.5 (it stays the same because it's exactly halfway).

Front

Which of the following is true? 1.72 rounded to the nearest tenth is 1.7, 2.62 rounded to the nearest tenth is 2.7, 3.41 rounded to the nearest whole number is 4, 10.231 rounded to the nearest hundredth is 10.22.

Back

1.72 rounded to the nearest tenth is 1.7.

Front

Round 2.62 to the nearest tenth.

Back

2.6

Front

Round 3.41 to the nearest whole number.

Back

3

Front

Round 10.231 to the nearest hundredth.

Back

10.23

Front

Which number rounds to 12 when rounded to the nearest whole number? 11.23, 11.56, 12.51, 12.64

Back

11.56