5.3 (D) & (F) Multiplying and Dividing Decimals with Models

Front

What is a decimal?

Back

A decimal is a number that has a whole part and a fractional part, separated by a decimal point. For example, 0.5 is a decimal.

Front

How do you multiply decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

Front

What is 0.4 x 0.9?

Back

0.4 x 0.9 = 0.36

Front

What is 0.10 x 0.1?

Back

0.10 x 0.1 = 0.01

Front

How do you divide decimals?

Back

To divide decimals, move the decimal point in the divisor to make it a whole number, and move the decimal point in the dividend the same number of places. Then divide as usual.

Front

What is the value of 0.09?

Back

0.09 is a decimal that represents nine hundredths.

Front

What is the value of 0.009?

Back

0.009 is a decimal that represents nine thousandths.

Front

What is the value of 0.9?

Back

0.9 is a decimal that represents nine tenths.

Front

What is the relationship between 0.4 and 0.40?

Back

0.4 and 0.40 are equivalent; they represent the same value.

Front

How many decimal places are in the number 0.75?

Back

There are two decimal places in the number 0.75.