Compatible Numbers ÷

Front

What are compatible numbers?

Back

Compatible numbers are numbers that are easy to compute with mentally. They are often rounded numbers that make calculations simpler.

Front

How do you estimate a division problem using compatible numbers?

Back

To estimate a division problem using compatible numbers, round the dividend and divisor to numbers that are easy to divide.

Front

Estimate 715 ÷ 9 using compatible numbers.

Back

720 ÷ 9

Front

Estimate 4193 ÷ 7 using compatible numbers.

Back

4200 ÷ 7

Front

Estimate 351 ÷ 9 using compatible numbers.

Back

360 ÷ 9

Front

Estimate 58 ÷ 7 using compatible numbers.

Back

60 ÷ 7

Front

Estimate 532 ÷ 6 using compatible numbers.

Back

540 ÷ 6

Front

What is the purpose of using compatible numbers in division?

Back

The purpose is to make mental calculations easier and quicker.

Front

Which is a better compatible number for 715 when dividing by 9? 700 or 720?

Back

720 is a better compatible number.

Front

Why is 4200 a better compatible number for estimating 4193 ÷ 7?

Back

4200 is closer to 4193 and is easier to divide by 7.