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One Step Equations
Addition, subtraction,multiplication and division
100

x- 7=20

x=27


100

1+1=

2

200

a-12=13

a=25

200

36.78-21.9

14.88

300

7j=91

j=13

300

2354351345+41643165

2395994510

400

x/2=30


x=60

400

231.789x4.3

996.6927

500

23183-x=22182

1001

500

576 / 32

18