Adding, Subtracting, Multiplying, and Dividing Decimals

Front

What is the sum of 4.136 and 29.95?

Back

34.086

Front

What is 7.8 + 1.34?

Back

9.14

Front

What is the result of 37.68 divided by 2.4?

Back

15.7

Front

What do you get when you subtract 77.1 from 789.03?

Back

711.93

Front

If Suzy buys 2 pounds of grapes at $2.49 per pound and 3 muffins at $0.75 each, how much does she spend in total?

Back

$7.23

Front

What is the definition of a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point.

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

How do you subtract decimals?

Back

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

Front

What is the process of multiplying decimals?

Back

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

How do you divide decimals?

Back

To divide decimals, move the decimal point in the divisor to make it a whole number, and move the decimal point in the dividend the same number of places.