Add, Subtract, Multiply, and Divide Decimals

Adding Decimals

100

Do you line up decimals when you add?

yes

200

Add:

72381.34 + 89032.452 = ? 

161413.792

300

Add

23.99 + 6.99 = 

30.98

400

Add

204.15  +  1.29

205.44

500

Add

105 + 54.77 =

159.77 

Subtracting Decimals

100

Do you line up decimals when you subtract?

yes

200

Subtract: 

4.75891 - 2.8329 = ?

1.92601

300

subtract

6.054 - 0.61

5.444

400

Subtract

75.88 - 3.44 =

72.44

500

subtract

100 - 33.55 =

66.45

Multiplying Decimals

100

Do you line up decimals when you multiply?

no

200

Multiply:

28.23 * 4.73

133.5279

300

Multiply: 

25.12 * 2.96

74.3552

400

Multiply:

606.4 × 6.2

3,759.68

500

Multiply:

810.54 × 625.71

507,162.9834

Dividing Decimals

100

Do you line up decimals when you Divide?

No

200

Divide:

606.7/2

303.35

300

Divide:

43.7297 ÷ 3.49

12.53

400

Divide: Round to the nearest tenth.

940 / 3

313.33

500

Divide: Round your answer to the nearest hundredth. 

660 / 5.3 

124.53

Misc.

100

Which country eats the most chocolate per person? (No, it is not the U.S.)

Switzerland - 20 pounds per person! 

200

Where did Mr. Condon go to college?

Butler!

300

Where did Mr. Leppert go to college?

IU!

400

When was the first iPad released?

2010!

500

What is the first toy to be advertised on Television?

Mr. Potato Head - 1952