5th Grade 5.3E Multiply Decimals

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point. For example, 0.5 is a decimal that represents 5/10.

Front

How do you multiply decimals?

Back

To multiply decimals, first 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 the value of 2.5 times 1.2?

Back

The value is 3.0.

Front

If a pound of chicken costs $5.60, how much does 2.2 pounds cost?

Back

The total cost is $12.32.

Front

What is the total cost of 3 umbrellas if each costs $9.03?

Back

The total cost is $27.39.

Front

How do you find the total cost of multiple items?

Back

Multiply the cost of one item by the number of items.

Front

What is the capacity of a bathtub that holds 40 times as many gallons as a sink with a capacity of 1.08 gallons?

Back

The bathtub can hold 43.02 gallons.

Front

What is the total cost of 3 glow sticks if each costs $0.35?

Back

The total cost is $1.05.

Front

What is the formula to calculate the total cost of an item?

Back

Total Cost = Price per Item × Number of Items.

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.