ADM Grade 3 Unit 3

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 thousand.

Front

What does it mean to round to the nearest hundred?

Back

Rounding to the nearest hundred means finding the closest multiple of 100 to a given number.

Front

What is the rule for rounding numbers?

Back

If the digit in the place value to the right is 5 or more, round up. If it is less than 5, round down.

Front

Round 137 to the nearest hundred.

Back

100

Front

Round 25 to the nearest hundred.

Back

0

Front

Round 759 to the nearest hundred.

Back

800

Front

Round 749 to the nearest hundred.

Back

700

Front

How do you estimate the total of 286 and 623 by rounding?

Back

Round 286 to 300 and 623 to 600, then add: 300 + 600 = 900.

Front

What is the nearest hundred to 450?

Back

500

Front

What is the nearest hundred to 350?

Back

400