Basic Computation
More Computation
Integer Operations
Percent Problems
100

12.8 x 16

204.8

100

24/15 x 40/27

2 10/27

100

3(-2)(1)(-7)(-1)

-42

100

What is 30 1/2% of 90?

27.45

200

45,396 divided by 78

582

200

5.1 x 10-3 + 2.8 x 10-3

7.9 x 10-3

200

-2-(-40)

38

200

22 is what percent of 200?

11%

300

5/8 + 6/7

1 27/56

300

4 gal. 3 qt. + 6 gal. 1 qt.

11 gal.

300

-29 - 8

-37

300

42 is 70% of what number?

60

400

8 1/9 - 2 4/5

5 14/45

400

10 lb. 12 oz. x 6

64 lb. 8 oz

400

4(5 + 1) - 32 + 9

24

400

If a car company gives a 20% employee discount on a truck costing $30,000, what does it cost an employee to buy the truck?

$24,000

500

5 1/3 divided by 8 4/7

28/45

500

5 hr. 20 min. divided by 4

1 hr. 20 min.

500

14 + 2[42 - (2 + 4)]

34

500

Last year, tickets to the zoo cost $14. If tickets cost $16 this year, what is the percent of change to the nearest whole percent? Is the change an increase or decrease?

about a 14% increase

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