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Addition
Subtraction
Addition and Subtraction
Diffulcult
Suprise
100
3x+4x
What is 7x
100
9x-3x
What is 6x
100
(3r - 7) + (17r - 6)
What is 20r - 13
100
(9 + 4y) - (-1 + 8y) + (7 - y)
What is 17 - 5y
100
1/4y - 1/2y
What is -1/4y
200
1/3p + 2/3p
What is p
200
4m - 10m
What is -6m
200
(5x + 7) - (2x - 7)
What is 3x + 14
200
(515x + 755y) - (350x + 250y)
What is 165x + 505y
200
5x-5x
What is 0
300
(7r + 2s) + (6r + 3s)
What is 13r + 5s
300
4.7d - 6.7d
What is -2d
300
(5x - 1) + (-3x- 1)
What is 2x - 2
300
(2m/5 + 1/2) + (m/10 +5/2)
What is m/2 + 3
300
85739x - 938984x
What is -853245 x
400
(87x + 34x) + (13x + 50x)
What is 184x
400
(3.7x + 2)-(1.7x +3)
What is 2x - 1
400
(9v - 8w) - (8v - 9w)
What is v + w
400
(x/2 + 1) - (x/3 - 4)
What is x/6 + 5
400
17u - 89u
What is -72u
500
(77y + 240y) + (54d + 1d)
What is 55d + 317y
500
-8x - 4x
What is -12x
500
(5x -1) + (-3x -1)
What is 2x - 2
500
(y/6 + 3/6) + (5/x + 6/8) - (y/6 + 9/10)
What is 5x - 6/7 + y/6 + 7/20
500
2x - 1x
What is 1x