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Order of Operations
Percents
Problem Solving
+,-,X,÷ of Real #'s
Potpourri
100
3 x 15 ÷ 5 =
9
100
This is 0.0975 as a percent.
9.75%
100
The difference of this number and -3 is 8.
5
100
2.7 + (-4.8) =
-2.1
100
If a = 3, b = -9, and c = 5, then b² + c² =
106
200
5(6 +2)
40
200
This is ¾ as a percent.
75%
200
Twice this number added to 9 is 15.
3
200
10 + 7 + (-7) + (-10) =
0
200
If a = -3, b = -2, and c = 5, then 5c + b³ =
17
300
(5² - 3 x 5) ÷ 2 =
5
300
This percent of 40 is 20?
50%
300
The sum of 7 times this number and 11 is 81.
10
300
2.456 - 4.345 - 5.457 =
-7.346
300
If x = 2, y = 4, and z = -3, then 5x + 2z =
4
400
3 * (0 - 7) + 8 ÷ 2² =
-19
400
8% of 125 is this number.
10
400
Three times the sum of this number and -2 is -15.
-3
400
(7)(-9)(-12)
756
400
Solve -j +5j + 2 = -14.
-4
500
12 ÷ [3 + (6 + 3)] =
1
500
120% of this number is 48.
40
500
The length of a rectangle is 3 in. more than its width. The perimeter of the rectangle is 30 in. Find width and length.
Width = 6 Length = 9
500
6 + 7 x 3 - 9 x 2 =
9
500
These three consecutive integers sum is 915.
304, 305, 306