Rounding: Nearest 10 or 100

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, usually to the nearest ten or hundred.

Front

What does it mean to round to the nearest ten?

Back

Rounding to the nearest ten means finding the closest multiple of ten to a given number.

Front

What is the nearest ten to 76?

Back

80

Front

What is the nearest ten to 732?

Back

730

Front

What are benchmark numbers?

Back

Benchmark numbers are easy-to-remember numbers that help us estimate and round numbers.

Front

If a number is 76, which two benchmark numbers is it between?

Back

70 and 80

Front

What is the rule for rounding up?

Back

If the last digit is 5 or more, round up to the next ten or hundred.

Front

What is the rule for rounding down?

Back

If the last digit is 4 or less, round down to the previous ten or hundred.

Front

What is 546 rounded to the nearest hundred?

Back

500

Front

If you are rounding to the nearest ten, which numbers round to 60?

Back

50, 51, 52, 53, 54, 55, 56, 57, 58, 59 round to 60.