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Writing Expressions
Evaluating Expressions
Order of Operations
Add/Sub Integers
Mult/Divide Integers
100
An expression for "a number n increased by nineteen"
n + 19
100
3a for a=6
18
100
3 + 5 x 2
13
100
-3 + -10
-13
100
-9(-7)
63
200
An expression for "ten less than w"
w - 10
200
3a + 5 for a=-5
-10
200
2 |14 - (-9)|
46
200
15 + (-7)
8
200
54/(-6)
-9
300
An expression for "the quotient of x and negative five"
x/-5
300
5m + 9 + 7n for m=8 and n=1
56
300
8 x 6 / (2 + 1)
16
300
-8 - (-12)
4
300
-56/(-7)
8
400
An expression for "3 more than twice j"
2j + 3
400
3|x - y| + x for x=1 and y=8
22
400
4 + 7 x 2 + 8
26
400
-9 + 3 + -10
-16
400
Compare: -6(4) to -6(-4)
-6(4) < -6(-4)
500
An expression for "5 more than the opposite of x"
-x + 5
500
20 - 2(a - b) for a=3 and b=2
18
500
16 - 2 (5 + 3)
0
500
119 - (-24)
143
500
5(-12)(-3)(-1)
-180