Rounding Decimals

Front

What is rounding?

Back

Rounding is the process of adjusting the digits of 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 thousandth?

Back

Rounding to the nearest thousandth means looking at the digit in the fourth decimal place to decide whether to round the third decimal place up or keep it the same.

Front

Round 8.5435 to the nearest thousandth.

Back

8.544

Front

What does it mean to estimate in math?

Back

Estimating means finding a number that is close enough to the right answer, often by rounding.

Front

Estimate 100 / (9.8 x 0.9).

Back

10

Front

What does it mean to round to the nearest tenth?

Back

Rounding to the nearest tenth means looking at the digit in the hundredths place to decide whether to round the tenths place up or keep it the same.

Front

Round 6.125 to the nearest tenth.

Back

6.1

Front

What does it mean to round to the nearest hundredth?

Back

Rounding to the nearest hundredth means looking at the digit in the thousandths place to decide whether to round the hundredths place up or keep it the same.

Front

Round 6.125 to the nearest hundredth.

Back

6.13

Front

What is the purpose of rounding numbers?

Back

The purpose of rounding numbers is to simplify calculations and make numbers easier to understand.