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Addition & Subtraction
100

1/2 + 1/2

2/2 or 1

100

Solve the expression: if x=4

x+2

4+2=6

100

43x6

258

100

24/6

4

100

349 + 1,283

1632

200

4/5-2/5

2/5

200

Solve the expression if y=7

y+y

7=7=14

200

134x11

1474

200

100/25

4

200

467 - 89

378

300

1/10+1/5

3/10

300

solve the expression if x=3

3x+x=12

3(3)+3=12

300

23x12

276

300

682/2

341

300

125.6 + 45.35

170.95

400

5/10-1/5

3/10

400

Solve: 

4x+14=30

x=4

400

123x45

5535

400

250/25

10
400

37.81 + 455.6

493.41

500

1/3+1/2

5/6

500

solve

y/5-10=60

y=250

500

274x123

33702

500

243/3

81

500

276.5 - 84.31

192.12