Multiply Decimals by Whole Numbers

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part. For example, 3.14 is a decimal.

Front

How do you multiply a decimal by a whole number?

Back

To multiply a decimal by a whole number, multiply as if there is no decimal, then count the total number of decimal places in the decimal and place the decimal point in the product accordingly.

Tags

CCSS.5.NBT.B.7

Front

What is the value of 0.5 multiplied by 4?

Back

0.5 multiplied by 4 equals 2.

Tags

CCSS.5.NBT.B.7

Front

If a pizza costs $16.76, how much do 3 pizzas cost?

Back

3 pizzas cost $50.28 (16.76 x 3 = 50.28).

Tags

CCSS.5.NBT.B.7

Front

What is the first step in multiplying decimals?

Back

The first step is to ignore the decimal point and multiply the numbers as if they were whole numbers.

Tags

CCSS.5.NBT.B.7

Front

How do you determine where to place the decimal in the product?

Back

Count the total number of decimal places in the numbers being multiplied and place the decimal point in the product accordingly.

Tags

CCSS.6.NS.B.3

Front

What is 2.37 multiplied by 8?

Back

2.37 multiplied by 8 equals 18.96.

Tags

CCSS.6.NS.B.3

Front

If Miss Billon bikes 65.6 miles in one week, how many miles will she bike in 12 weeks?

Back

Miss Billon will bike 787.2 miles in 12 weeks (65.6 x 12 = 787.2).

Tags

CCSS.7.EE.B.3

Front

What is the product of 0.25 and 10?

Back

The product of 0.25 and 10 is 2.5.

Tags

CCSS.5.NBT.B.7

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over its place value (e.g., 0.75 = 75/100) and simplify if possible.