3rd Grade Multiply by 10s & 100s

Front

What is 400 x 4?

Back

1600

Front

What is 3 x 80?

Back

240

Front

Brianna has 3 packs of balloons for her party. Each pack has 30 balloons. How many balloons does Brianna have?

Back

90

Front

What is 2 x 3000?

Back

6000

Front

What is 30 x 10?

Back

300

Front

What does multiplying by 10 do to a number?

Back

It shifts the number one place to the left in the place value system, effectively increasing its value by ten times.

Front

What does multiplying by 100 do to a number?

Back

It shifts the number two places to the left in the place value system, effectively increasing its value by one hundred times.

Front

If you multiply a number by 10, what happens to the zero in the number?

Back

A zero is added to the end of the number.

Front

If you multiply a number by 100, what happens to the zeros in the number?

Back

Two zeros are added to the end of the number.

Front

What is the product of 5 x 10?

Back

50