Adding Decimals
Multiplying Decimals
Subtracting Decimals
Challenge
100

Add these decimals. 21.74 + 8.27

30.01

100

Multiply these decimals. 0.03 x 100

3

100

Subtract these decimals.

3.53 - 2.00

1.53

100

If Kayla spends $4.89 on snacks and pays with $10.00. How much money will she have left over?

10.00 - 4.89 = 5.11

$5.11

200

Add these decimals. 17 + 9.54

26.54

200

Multiply these decimals. 7 x 2.6 

18.2

200

Subtract these decimals.

2.15 - 1.05

1.1

200

A movie tickets cost $15.95, popcorn costs $5.25, and a soda costs $2.75.  If Kayla goes to the movies and buys popcorn and soda, how much will she spend?

15.95 + 5.25 + $2.75 = 23.95

$23.95

300

Add these decimals. 6.125 + 18

24.125

300

Multiply these decimals. 0.23 x 7

1.61

300

Subtract these decimals.

10.71 - 0.70

10.01

300

Chelsey went to the Fudge Factory and bought 3.5 pounds of chocolate fudge.  If chocolate fudge costs $1.70 per pound, what is the total cost of the fudge?

3.5 x 1.70 = 5.95

$5.95

400

Add these decimals. 4.67 + 29.1

33.77

400

Multiply these decimals. 2.5 x 7

17.5

400

Subtract these decimals.

10.72 - 10

0.72

400

Jerry bought 6.95 lbs of cherry and lime jelly beans for his birthday party. If 1.75 lbs were cherry flavor, how many pounds were lime flavor?

6.95 - 1.75 = 5.23

$5.23

500

Add these decimals. 5.2 + 3.11

8.31

500

Multiply these decimals. 4.4 x 5.3

23.32

500

Subtract these decimals.

22.5401 - 12.829

9.7111

500

Paige was measuring how much taller she got over two years. In the first year she grew 4.62 cm. In the second year she grew 7.7 cm. How much taller did she grow altogether?

4.62 + 7.7 = 12.32

12.32 cm

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