Adding Decimals

Adding Decimals

Subtracting Decimals

Subtracting Decimals

Mystery

100

4.068 + 9.089

13.157

100

14.07 + 03.8

17.87

100

141.89 - 16.721 

125.169

100

841.67 - 13.232

828.438

100

856.23 + 968.266

1,824.496

200

16.300 + 1.980

18.28

200

7.909 + 143.99

161.899

200

165.36 - 89.631 

75.729

200

15.36 - 4.892

10.468

200
Melissa had $486.88 dollars. She spent $76.98 at the grocery store. She wants to buy a Xbox for $409.95. Will she have enough? 

No, she will be short $0.05 

300

5.601 + 5.2

10.801

300

657.08 + 13.906

670.986

300

589.023 - 16.785 

572.238

300

56.236 - 18.63

37.606

300

Jack spent two days traveling to Mexico. If he spends the first day traveling for 167.899 minutes and the second day traveling for 56.74 minutes, how long did it take Jack to travel to Mexico over two days? 

224.639 minutes 

400

2.7 + 14.897 

17.597

400

65.800 + 8.06

73.86

400

85.32 - 167.58

82.26

400

486 - 13.62

472.38

400

Ronald wants to spend $158 dollars on groceries for the month. If he has already spent $18.99, how much does he have left to spend? 

$139.01

500

Melissa ran a mile in 7.445 minutes. If it took Mario  0.34 minute longer, how long did it take Mario to run a mile? 

7.785 minutes 

500

Markus threw a ball from a balcony 4 stories high. It took the ball 154.689 seconds to fall past the first three stories. If it took the ball 13.25 seconds to fall past the 4th story, how long did it take the ball in total? 

167.939 seconds 

500

Harlow ran 10 miles in 131.02 minutes. If it took AJ  88.94 less than it took Harlow, how long did it take AJ to run 10 miles? 

42.08 minutes 

500

Jace was given 186 minutes to study for a test over two days. If he spent 154.325 minutes on the first day, how much longer does Jace have to study on day 2? 

31.675 minutes left 

500

1789.80 - 13.876 

1.775.924