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addition 1 step problem
subtraction 1 step problem
multiplying 1 step problem
division 1 step problem
mix 1 step problem
100

1+y=4

Answer y=3

100

8-y=2

Answer y=6

100

3(y)=6

Answer y=2

100

8/y=1

Answer y=8

100

2-x=-12

Answer x=14
200

6+x=11

Answer x=5

200

13-x=2

Answer x=11

200

-4(x)=12

Answer x=3

200

24/y=6

Answer y=4

200

-13+y=12

Answer y=25

300

4+x=13

Answer x=9

300

4-y=-13

Answer y=17

300

7(y)=35

Answer y=5

300

-4/x=-2

Answer x=2

300

8(x)=56

Answer x=7

400

-6+y=2

Answer y=8

400

2-x=-17

Answer x=19

400

25(y)=175

Answer y=7

400

-45/y=9

Answer y=5

400

3/x=21

Answer x=7

500

-13+x=21

Answer x=34

500

-4-y=-38

Answer y=34

500

-13(x)=52

Answer x=4

500

81/y=9

Answer y=9

500

-11(y)=-66

Answer y=6