Division Estimation

Front

What is division estimation?

Back

Division estimation is a method used to find an approximate answer to a division problem, making it easier to calculate without exact numbers.

Front

How do you estimate the quotient of 400 divided by 80?

Back

To estimate, round 80 to the nearest ten (80 remains 80), then divide: 400 ÷ 80 = 5.

Front

What is the quotient of 400 divided by 80?

Back

5

Front

What is the first step in estimating a division problem?

Back

The first step is to round the divisor to a simpler number that is easier to work with.

Front

If you estimate 400 divided by 90, what would you round 90 to?

Back

You would round 90 to 90, as it is already a simple number.

Front

What is the purpose of estimating in division?

Back

The purpose of estimating is to quickly find an approximate answer, which can help check the reasonableness of an exact calculation.

Front

What is a divisor?

Back

A divisor is the number by which another number (the dividend) is divided.

Front

What is a dividend?

Back

A dividend is the number that is being divided in a division problem.

Front

What does the term 'quotient' mean?

Back

The quotient is the result of dividing one number by another.

Front

How can you check if your estimated quotient is reasonable?

Back

You can multiply the estimated quotient by the divisor to see if it is close to the dividend.