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Calculator Practice
Rounding and Money
One and Two Step Equations
Decimal to % and % to Decimal
Percentages
100

Evaluate this expression:

-6/(1+1)

-3

100

Round to the nearest 100th:

17.5789

17.58

100

Solve this equation:

-19=-3+n

-16

100

Change this decimal to a percent:

.79

79%

100

Solve this problem:

What is 31% of 38?

11.8

200
Evaluate this expression:

(-6--1)(3^2)

-45

200

Round to the nearest tenth:

4.690

4.7

200

Solve this equation:

a+20=1

-19

200

Change this decimal to a percent:

0.061

6.1%

200

Solve this problem:

What is 24% of 112.8?

27.1

300

Evaluate using the values given:

2 + j - k; use j=6 and k=5

1

300

Round to the nearest dime:

$13.456

$13.50

300

Solve this equation:

5+9x=95

10

300

Change this percent to decimal:

58%

.58

300

Solve this problem to the nearest tenth:

52 is 61% of what?

85.2

400

Evaluate using the values given:

q / 5 + r / 6; use q=5 and r=6

2

400

Round to he nearest cent:

$312.2242

$312.22

400

Solve this equation:

169 = -2x+9

19

400

Change this percent to a decimal:

89.76%

.8976

400

Solve this problem to the nearest tenth:

139 is 160% of what?

86.9

500

Evaluate using the values given:

yx(y-z/2); use x=2, y=5 and z=2

40

500

Round this number to the nearest tenth:

5.8975

5.9

500

Solve this equation:

-102 = 7x - 4

-14

500

Change this percent to a decimal:

8%

.008

500

Solve this problem to the nearest tenth:

What is 16% of 89?

14.2