Addition 1
Subtraction 1
Addition 2
Subtraction 2
Number line
100

3.25 + 0.075

3.325

100

0.7 - 0.2

0.5

100

3.250 + 0.001

8.251

100

6.35 - 4.812

1.538

100

Opposite of 3.5

-3.5

200

36.51 + 13.02

49.53

200

5.4 - 2.9

2.5

200

65.619 + 22.30

87.919

200

6.126 - 4.016

2.11 or 2.110

200

Use the correct sign to represent a gain of 12 yards

+12

300

81.29 + 10.99

92.28

300

17.6 - 4.2

13.4

300

23.35 + 56.18

79.53

300

19.570 - 0.989

18.581

300

Use the correct sign to represent a deposit of 150 Euros

+150

400

53.75 + 19.29

73.04

400

2 - 0.7

1.3

400

36.51 + 13.02

49.53

400

91.89 - 27.21

64.68

400

Use the correct sign to represent 30 meters below sea level.

-30 

500

60.32 + 57.51

117.83

500

7.5 - 3.8

3.7

500

95.632 + 0.189

95.821

500

66.94 - 27.21

39.73

500

Use the correct sign to represent a loss of 10 kilograms.

-10