Adding and Subtracting Rational Numbers
Multiplying and Dividing Rational Numbers
Solving Multi-Step Equations
Combining Like Terms
Solving Equations with Variables on Both Sides
100
7/13 - 5/13
2/13
100
9(14/15)
8 2/5
100
7x - 2x +2= -32
-7
100
4z - 5 -2z
2z - 5
100
3n + 16 = 7n
n = 4
200
-0.9 + 3.2
2.3
200
2/9(-7/8)
-7/36
200
10e - 2e - 9 = 39
e=6
200
9b + 6 - 3b - 3 - b
5b +3
200
6x +3 = x + 8
x=1
300
11/12 - 4/5
7/60
300
7/15 divided by 4/5
7/12
300
5h + 6 + 8h - 3h = 76
h=7
300
5a +a +4z - 3z
6a + z
300
7y - 8 = 5y + 4
y=6
400
n - 2/3 for n= 3/4
1/12
400
2.49/0.03
83
400
37 = 15a - 5a - 3
a=4
400
3(4y + 5) + 8
12y + 23
400
5x - 2 + 3x = 17 + 12x - 23
x=1
500
11/12 - 4/5
7/60
500
2/3 divided by 3/10
2 2/9
500
7h/12 - 4h/12 = 18/12
h=6
500
6(2x - 8) - 9x
3x - 48
500
4(x-5) + 2 = x + 3
x=7
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