Adding and Subtracting Decimals

Front

What is the sum of 0.85 and 6.43?

Back

7.28

Front

What is 182.98 minus 99.99?

Back

82.99

Front

If Avery had $35.50 and paid $20, how much does he have left?

Back

$15.50

Front

What is the total cost of a purse for $81.75 and a necklace for $78.25?

Back

$160.00

Front

What is 12.34 minus 8.76?

Back

3.58

Front

Define decimals.

Back

Decimals are numbers that represent a fraction of a whole, using a decimal point to separate the whole number 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 does it mean to subtract decimals?

Back

Subtracting decimals involves aligning the decimal points and subtracting the numbers as you would with whole numbers.

Front

How do you round a decimal to the nearest whole number?

Back

Look at the digit to the right of the decimal point; if it's 5 or more, round up, otherwise round down.

Front

What is the value of 0.1 in terms of fractions?

Back

0.1 is equivalent to 1/10.