Lesson 4.2 : Round to estimate products

Front

Estimate the product of 281 x 5

Back

1500

Front

True or false: When I estimate 231 x 5 = 1000

Back

True

Front

Estimate: 162 x 3 = ?

Back

600

Front

What does estimate mean?

Back

To round

Front

True or false: To estimate means to round.

Back

True

Front

What is rounding?

Back

Adjusting a number to the nearest ten, hundred, etc.

Front

Estimate the product of 47 x 6

Back

300

Front

Estimate the product of 89 x 4

Back

360

Front

What is the purpose of estimating?

Back

To make calculations easier and quicker.

Front

True or false: Estimating can help check the reasonableness of an answer.

Back

True