9/1 Add, Subtract, Multiply Decimals

Front

What is the sum of 10.9 hours, 8.6 hours, and 12.4 hours?

Back

31.9 hours

Front

Calculate 23.002 - 1.325.

Back

21.677

Front

If an adult's ticket costs $5.75 and the total cost for two tickets is $9.50, what is the cost of the child's ticket?

Back

$3.75

Front

Convert 12 kilometers to miles using the conversion 1 kilometer = 0.62 miles. How many miles is that?

Back

7.44 miles

Front

What is 0.2 multiplied by 0.8?

Back

0.16

Front

Define 'decimal'.

Back

A decimal is a fraction expressed in a special form, where the denominator is a power of ten.

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 for subtracting decimals?

Back

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

Front

Explain how to 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 factors and place the decimal in the product.

Front

What is the value of 0.5 + 0.25?

Back

0.75