Estimation Practice

Front

What is estimation?

Back

Estimation is a way to find an approximate value or answer, rather than an exact one.

Front

How do you round a number to the nearest hundred?

Back

Look at the tens digit: if it's 5 or more, round up; if it's 4 or less, round down.

Front

Estimate the sum: 528 + 255 by rounding to the nearest hundred.

Back

800

Front

What is the estimated difference when rounding 546 − 209 to the nearest hundred?

Back

300

Front

How do you round a number to the nearest ten?

Back

Look at the ones digit: if it's 5 or more, round up; if it's 4 or less, round down.

Front

Estimate the difference: 462 − 137 by rounding to the nearest ten.

Back

320

Front

What is the estimated sum of 450 + 550 when rounded to the nearest hundred?

Back

1000

Front

What is the purpose of estimation in math?

Back

Estimation helps to quickly find an answer that is close to the exact value, making calculations easier.

Front

When rounding 234 to the nearest hundred, what is the result?

Back

200

Front

When rounding 876 to the nearest hundred, what is the result?

Back

900