✏️ Expressions & Equations
Evaluate x + 7 when x = 5.
12
Simplify: 6/8
3/4
How many degrees are in a right angle?
90°
Convert 0.4 to a percent.
40%
What is 45 + 38?
83
Solve: x + 9 = 17
x = 8
Add: 2/5 + 1/5
3/5
Find the area of a rectangle that is 9 inches long and 4 inches wide.
36 square inches
Convert 65% to a decimal.
0.65
What is -6 + 14?
8
Solve: 3x = 21
x = 7
Subtract: 3/4 − 1/8
5/8
Find the perimeter of a rectangle that is 8 feet long and 5 feet wide.
26 feet
What is 20% of 60?
12
What is 3 × -7?
-21
Solve: 2x + 5 = 17
x = 6
Multiply: 2/3 × 3/4
1/2
A triangle has angles of 50° and 60°. What is the measure of the third angle?
70°
A $50 shirt is 20% off. What is the sale price?
$40
Which is greater: -2.5 or -2.05?
-2.05
A movie service charges $8 per month plus a $5 sign-up fee. Write an equation for the total cost and find the cost after 6 months.
Equation: C = 8m + 5
After 6 months: $53
You have 3/4 of a pizza left. You eat 1/2 of what is left. How much of the original pizza did you eat?
3/8
A rectangular bedroom is 12 ft × 10 ft. Carpet costs $3 per square foot. How much will it cost to carpet the entire room?
$360
A restaurant bill is $36. You want to leave a 20% tip. How much is the tip, and what is the total?
Tip = $7.20
Total = $43.20
You have $50. You spend $12.75, then receive $8.50. How much money do you have now?
$45.75