Estimate Products

Front

What does it mean to estimate a product?

Back

Estimating a product means finding a close approximation of the result of a multiplication problem, often by rounding the numbers involved.

Front

How do you round a number to the nearest thousand?

Back

To round a number to the nearest thousand, look at the hundreds digit. If it is 5 or more, round up; if it is 4 or less, round down.

Front

Estimate the product: 6 x 4,568. Round 4,568 to the nearest thousand.

Back

30,000

Front

How do you round a number to the nearest hundred?

Back

To round a number to the nearest hundred, look at the tens digit. If it is 5 or more, round up; if it is 4 or less, round down.

Front

Estimate the product: 4 x 327. Round 327 to the nearest hundred.

Back

1,200

Front

What is the estimated product of 7 x 2,388 when rounding to the nearest thousand?

Back

14,000

Front

Estimate the product: 8 x 988. Round 988 to the nearest hundred.

Back

8,000

Front

What is the estimated product of 5 x 562 when rounding to the nearest hundred?

Back

3,000

Front

What is the purpose of estimating products in math?

Back

Estimating products helps to quickly assess the size of the answer without calculating the exact value.

Front

When rounding 2,388 to the nearest thousand, what is the rounded number?

Back

2,000