Adding Decimals

Front

When adding decimals, you must always...

Back

Line up the decimals.

Front

6.7 + 0.9 = ?

Back

7.6

Front

21.4 + 5.6 = ?

Back

27

Front

$3.25 + $2.06 = ?

Back

$5.31

Front

0.01 + 1.73 = ?

Back

1.74

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a dot (.) to separate the whole number from the fractional part.

Front

How do you line up decimals when adding?

Back

You align the decimal points vertically so that the digits are in the correct columns.

Front

What is the sum of 0.5 and 0.5?

Back

1.0

Front

What do you do if one number has more decimal places than the other?

Back

You can add zeros to the end of the shorter number to make them have the same number of decimal places.

Front

What is the value of 2.3 + 0.7?

Back

3.0