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Integers
Add and Subtract Fractions
Integer Rules and Fractions
Writing Expressions
Combining Like Terms
100
-8 - (-5)
-3
100
1/5 + 3/4
19/20
100
(-5/8) + (-1/4)
- 7/8
100
Write as an expression: the sum of 4 and a number x
x + 4 or 4 + x
100
Simplify the expression: 5a + 6a
11a
200
12 - (-4) + (-7) - 15
-6
200
5/8 - 1/3
7/24
200
5/8 + (-1/3)
7/24
200
negative ten added to a number x
a + -10 or -10 + a
200
4n + 3n - 2n
5n
300
-3 X -2 + (-6)
0
300
5 1/6 + 3 2/3
8 5/6
300
4/9 - 2/3
-2/9
300
three less than a number x
x - 3
300
-3n + (-5n) + 15n
7n
400
(-5 - 2) X (-3) + (-14) + 7
14
400
4 5/7 + 5 4/6
10 8/21
400
8 3/4 - (- 1 1/8)
9 7/8
400
the sum of eight times a number x and 4
8x + 4
400
4n - (-6n) + (-13n) + 3
-3n + 3
500
49 + (-18) + (-23) + (-7)
1
500
3 1/3 - 2 3/4
7/12
500
-4 4/5 - (-6 1/3)
1 8/15
500
eight times the sum of three and a number x? is it A) 8x + 3 B) 8(3+x) c) 8 + 3x
8(3+x)
500
6(2+3n)
12 + 18n or 18n + 12