Estimating & Rounding

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, hundred, or other place value.

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

If a number is 5 or more, what do you do when rounding?

Back

If a number is 5 or more, you round up to the next higher ten.

Front

If a number is less than 5, what do you do when rounding?

Back

If a number is less than 5, you round down to the lower ten.

Front

What is 104 rounded to the nearest ten?

Back

100

Front

What is 66 rounded to the nearest ten?

Back

70

Front

What is 18 rounded to the nearest ten?

Back

20

Front

What is 39 rounded to the nearest ten?

Back

40

Front

What is 78 rounded to the nearest ten?

Back

80

Front

What is the nearest ten to 45?

Back

50