Adding and Subtracting Decimals

Front

What is the sum of 1.70 + 4.65?

Back

6.35

Front

Find the sum: 35.61 + 12.93

Back

48.54

Front

Which number is in the tenths place in 0.7129?

Back

7

Front

Find the difference: $18 - 3.55

Back

$14.45

Front

21 + 4.09 = ?

Back

25.09

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

What is the place value of 0.5?

Back

The place value of 0.5 is 'five tenths'.

Front

What is the difference between 10.5 and 2.3?

Back

8.2

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.