Integer Operations
Solve: -5 + 3
-2
3/4
Solve for x:
x + 5 = 12
x = 7
Express as a ratio: 2 to 5
2:5
50%
Solve: -4 x 6
-24
Evaluate: -3.5 + 1.2
-2.3
Solve for x:
3x = 15
x = 5
A recipe calls for 2 eggs for every 3 cups of flour that are used. How many eggs are needed for 12 cups of flour?
8 eggs
Convert 3/4 to a decimal
0.75
Evaluate: -12 ÷ (-3) + 2
6
Evaluate: -2/3 x 3/4
-1/2
Solve for x:
x/4 = -3
x = -12
For every 4 birds spotted in a field, 3 of them are red. If there are 8 birds in the field, how many should be red?
6 birds
Convert 30% to a fraction in simplest form.
3/10
Evaluate: -8 + (-9) - 4
-21
Evaluate: 2 1/2 - 1 2/3
5/6
Solve for x:
-5x = 25
x = -5
If pencils are on sale at a price of 5 pencils for $2, how much would 8 pencils cost?
$3.20
What is 2.5% as a decimal?
0.025
Evaluate: (-3)(-3) - 4 x (-2)
17
Evaluate: -7/8 ÷ 1/4
-3 1/2
Solve for x:
x - 2.5 = 7.1
x = -4.6
A map uses a scale where 1 inch represents 5 miles. If two cities are 3.5 inches apart on the map, how many miles apart are they in real life?
17.5 miles
Convert 5/8 to a percent.
62.5%