Add, Subtract, Multiply Decimals

Front

0.99 - 0.45

Back

0.54

Front

86.04 + 4.04

Back

90.08

Front

7.9 + 18.2

Back

26.1

Front

0.4 x 7

Back

2.8

Front

0.22 x 3

Back

0.66

Front

What is a decimal?

Back

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

Front

How do you add decimals?

Back

Align the decimal points and add as you would whole numbers, then place the decimal point in the sum.

Front

How do you subtract decimals?

Back

Align the decimal points, subtract as you would whole numbers, and place the decimal point in the difference.

Front

How do you multiply decimals?

Back

Multiply as if they are whole numbers, 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 + 0.3?

Back

0.8