Add, Subtract and Multiply Decimals

Front

What is the sum of 91.6 and 101.2?

Back

192.8

Front

Daniel had $6.78. His grandmother gave him $3.14. How much money does Daniel have now?

Back

$9.92

Front

The Bell family traveled and drove 10.9 hours, then 8.6 hours, then 12.4 hours. What is the total travel time?

Back

31.9 hours

Front

What is 3.57 multiplied by 4.6?

Back

16.422

Front

What is the sum of 7.9 and 18.72?

Back

26.62

Front

Define a decimal number.

Back

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

Front

What does it mean to add decimals?

Back

Adding decimals involves aligning the decimal points and adding the numbers as you would with whole numbers.

Front

What is the process of subtracting decimals?

Back

To subtract decimals, align the decimal points and subtract as you would with whole numbers.

Front

How do you multiply decimals?

Back

To multiply decimals, multiply the numbers as whole numbers and then count the total number of decimal places in both factors to place the decimal in the product.

Front

What is the value of 0.5 + 0.25?

Back

0.75