Estimation

Front

What is estimation?

Back

Estimation is finding a number that is close to the exact answer.

Front

What is the estimated sum of 32 + 66?

Back

100

Front

What is the estimated sum of 209 + 411?

Back

600

Front

Estimate 453 + 210.

Back

700

Front

Estimate 24 + 67.

Back

90

Front

Estimating is to...

Back

find something close to the correct answer.

Front

What is rounding?

Back

Rounding is adjusting a number to the nearest value that is easier to work with.

Front

Estimate 48 + 37.

Back

90

Front

What is the estimated sum of 150 + 250?

Back

400

Front

Estimate 75 + 29.

Back

100