100
x + 18= 86
What is 68?
100
x- 56= 15
What is 71?
100
x - 8.99= 8.34
What is 17.33
200
x + 17= 92
What is 75?
200
x - 45=12
What is 57?
200
x/12= 12
What is 144?
200
x + 6.7= 8.6
What is 1.9?
300
x + 198= 930
What is 732?
300
x- 89= 198
What is 287?
300
x - 6.7= 9
What is 15.7?
400
x + 1000= 5043
What is 4043?
400
x-67= 945
What is 1,012?
400
x + 8.9 = 10.43
What is 1.53?
500
x + 49= 1,456
What is 1,407
500
x- 76= 929
What is 1,005?
500
10x= 8,000
What is 800
500
x/5.5= 9
What is 49.5?