Adding and Subtracting Decimals

Front

What is the sum of 3.35 + 1.4 + 3.65?

Back

8.4

Front

What is 987.4 - 321.70?

Back

665.7

Front

Lia and James went to the movies. The tickets are $3.00 each. Lia bought popcorn and a slushy for $8.50 together. James bought a slushy and nachos for $12.00 together. How much money did they spend total?

Back

$26.50

Front

What is 9.43 - 3.34?

Back

6.09

Front

Where is the 'ghost decimal' in the number 24?

Back

Behind the 4

Front

What is the first step in adding decimals?

Back

Align the decimal points.

Front

How do you subtract decimals?

Back

Align the decimal points and subtract as you would with whole numbers.

Front

What does it mean to round a decimal?

Back

To round a decimal means to reduce the number of decimal places, making it simpler while keeping it close to the original value.

Front

What is the value of 0.5 in fraction form?

Back

1/2

Front

How do you convert a decimal to a percentage?

Back

Multiply the decimal by 100 and add a percent sign.