Fractions and Number Operations
Simplify completely. 18/192
1/9
2x + 4x
6x
Solve for x.
2/8 = 1/x
x = 4
Convert 0.75 to a percentage
75%
What is the difference between radius and diameter?
Radius = 1/2 diameter
1/3 x 1/4
1/12
3x - (-2x)
5x
Andre purchased 3 pieces of pizza for $4.50. Based on this rate, how much would one piece of pizza cost?
$1.50
60 is 20% of what number
300
An triangle has a base length of 5 cm and a height of 4 cm. What is the area of the triangle?
Area = 10 square cm
(-2) - 6
-8
Distribute. 3(x - 2)
3x - 6
It takes Amy 3 hours to mow 5 lawns. At this rate, how many lawns could Amy mow in 24 hours?
40 lawns
What percent of 25 is 14?
56%
A rectangular desk measures 15 inches by 36 inches. What is the perimeter of the desk?
Perimeter = 102 inches
-4/3 x -5
20/3 = 6 2/3
Solve for x. 2x + 30 = 55
x = 17.5
If 8 oz = 1 cup, and 128 oz = 1 gallon, how many cups are there in 2 gallons?
32 cups
8 oz/1 cup = 128 oz/16 cups (multiply by 16)
1 gallon/16 cups = 2 gallons/32 cups (multiply by 2)
127% of 9
11.43
On a map, 5 mm represents 100 miles. If two towns are 400 miles apart, how many mm would this be on the map?
20 mm
6 divided by -1/3
-18
Solve for x. (4/3)x = 1
x = 3/4
Find x if (2(x-1))/11 = 44/121
x = 3
Which is the smallest percent?
6/7
13/10
19/27
19/27
A circular track has a circumference of 26 meters. What is the radius of the track? Use 3.14 for pi.
radius = 4.14 meters