Multiplying and Dividing by Powers of 10

Front

What is the result of dividing a number by 10?

Back

Dividing a number by 10 shifts the decimal point one place to the left.

Front

How do you multiply a number by 10?

Back

Multiplying a number by 10 shifts the decimal point one place to the right.

Front

What is the area of each garden plot if 3,694.5 square feet of land is divided into 10 equal plots?

Back

369.45 square feet.

Front

If Lucy collected 220 sea shells in 10 visits, how many did she collect per visit?

Back

22 sea shells.

Front

What is the daily distance Tyler walked if he covered 430 miles in 100 days?

Back

4.3 miles per day.

Front

What does the digit 6 represent in the number 6,140?

Back

The digit 6 represents 6,000.

Front

What does the digit 6 represent in the number 648?

Back

The digit 6 represents 600.

Front

How many times greater is the value of the 6 in 6,140 compared to the 6 in 648?

Back

10 times greater.

Front

What is the general rule for multiplying by powers of 10?

Back

For each power of 10, shift the decimal point to the right by the number of zeros.

Front

What is the general rule for dividing by powers of 10?

Back

For each power of 10, shift the decimal point to the left by the number of zeros.