Solve for the unknown!
Fractions
Decimals/Precents
Unit Conversions
Exponents
100

Solve for X.

9x + 3 = 21

X=2


100

Add these fractions.

2/5 + 3/8 = ?

2/5 + 6/8 = 31/40

100

Add these decimals

3.405 + 0.02 + 0.0001 

3.4251

100

Fabric is sold for $5.99/ yard.

You need 12 yards and 1 foot.

What is your total before taxes?

(1 yard= 3 ft)

Your total is $77.87

$5.99 x 13 = $77.87

100

Which of the following is the exponential notation of 

-5 x -5 x -5 x -5 

a.  54

b.  (-5)4

c.  both

d.  none

c. both

200

Solve for X.

5x - 2 = 8  

X= 2

5(2) - 2 = 8

10 - 2 = 8

200

Subtract.

18/40 - 2/5 = ?


18/40 - 2/5= 2/40 or 1/20


200

What is 15/10000 in percent?

0.15%

200

Convert 72 inches to feet.


6 ft

200

Evaluate 63

216

300

Solve for X.

3x - 4 = 7x + 8

X= -3

3(-3) - 4 = 7(-3) + 8

-9 - 4 = -21 + 8

-13 = -13

300

Multiply these fractions.

5/8 x 9/15= ?

3/8

300

What is 7/8 as a percent?

7/8 = 87.5%

300

A certain laser printer can print 12 pages per minute. Determine this printer’s output in pages per second.

0.2 of a page per second


300

Simplify (90)5.

1

400

Solve for X.

3x - 2(-2x + 7) = -7

X= 1


400

Divide.

6/9  /  7/3 = ?

2/7

400

What is 3.476 in percent form?

3.476 = 347.6%

400

Sheila bought 105 lb sack of corn. If it was sold $1 per kilogram, how much did Sheila pay for the corn? 

1kg = 2.2 lb

$47.63

400

Simplify  ((x2)3).

x24

500

Solve for X.

2 (x + 2) - 5 = 3(x + 1)

X= -4


500

Divide these fractions.

2 3/5  /  1 1/13 =?

675/100 or 6 3/4

500

Joe was earning $6 an hour before his raise. After his raise he was making $6.3 an hour. What percent was his raise?

5%

500

If a yard is 3 feet, a foot is 12 inches and an inch is 2.54 cm, convert 1 yard to centimeters.

1 yard = 91.44cm

500

Evaluate  (34/33)2 .

9