Adding & Subtracting Decimals

Representing Decimals

100

Write the decimal thirteen hundredths in standard form

What is 0.13

200

Write six and five tenths in expanded form

What is (6x1) + (5x0.1)

300

Write 8.051 in word form

What is eight and fifty one thousandths

400

Write two and twenty-one thousandths in standard form

What is 2.021

500

Write one and nine hundredths in standard form and expanded form

What is 1.09 and (1x1) + (0x0.1) + (9x0.01)

Adding Decimals 1

100

2.04 + 0.07

What is 2.11

200

6.4 + 30.7

What is 37.1

300

56.04 + 3.17

What is 59.21

400

72.564 + 5.137 =

What is 77.701?

500

75.064 + 22.296

What is 97.36 or 97.360

Subtracting Decimals 1

100

1.8 - 0.9 =

What is 0.8 or 8 tenths

200

41.84 - 0.9

What is 40.94?

300

50.416 - 4.25 = 

What is 46.166?

400

30 tens - 3 tens 3 tenths = 

What is 269.7?

500

5 ones 3 hundredths - 2.98 = 

What is 2.05?

Subtracting Decimals 2

100

5.182 - 0.09 =

What is 5.092?

200

52.34 - 10.15 = 

What is 42.19?

300

741 - 3.91 =

What is 737.09?

400

8.246 - 3 ones 8 hundredths = 

What is 5.166?

500

601.082 - 190.395 =

What is 410.687?

MIXED

100

Add the decimals 43.28 + 31.45

What is 74.73

200

Add the decimals 0.724 + 6.458

What is 7.182

300

Add the Decimals 1.325 + 0.081

What is 1.406

400

Subtract the decimals 148.93 - 121.36

What is 27.57

500

Subtract the decimals 248 - 131.48

What is 116.72