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Addition Equations
Subtraction Equations
Multiplication Equations
Division Equations
100
4 + x = 12
x = 8
100
x - 12 = 9
x = 21
100
4x = 28
x = 7
100
x/5 = 20
x = 100
200
x + 27 = 48
x = 21
200
x - 98 = 101
x = 199
200
-8x = -64
x = 8
200
x/-4 = 8
x = -32
300
Write and solve an equation for: a number increased by 3 is 15
x + 3 = 15; x = 12
300
Write and solve an equation for: a number decreased by 9 is -2
x - 9 = -2; x = 7
300
Write and solve an equation for: 3 times a number is 39
3x = 39; x = 13
300
Write an solve an equation for: the quotient of a number and -2 is 7
x/ -2 = 7; x = 14
400
Write and solve an equation for: 7 more than a number is 24
7 + x = 24; x = 17
400
write and solve an equation for: 10 less than a number is 30
x - 10 = 30; x = 40
400
Write and solve an equation for: -4 times a number is 44
-4x = 44; x = -11
400
Write and solve an equation for: x divided by 3 is 20
x/3 = 20; x = 60
500
Write and solve an equation for: 4 more than a number is -10
x + 4 = -10; x = -14
500
Write and solve an equation for: a number decreased by 45 is 45
x - 45 = 45; x = 90
500
write and solve an equation for: -25 times a number is 175
-25x = 175; x = -7
500
write and solve an equation for: the quotient of a number and 7 is -7
x/7 = -7; x = -49