Basic Operations
What is 9 + 6?
15
What is 1/2 + 1/3
5/6
Evaluate 3x when x = 2.
6
How many sides does a hexagon have?
6
Ratio of 2 apples to 5 oranges?
2:5
What is 8 × 7?
Convert 0.2 into a fraction.
2/10 or 1/5
Simplify 4a + 3a − 2a.
5a
Perimeter of rectangle (7 cm × 3 cm)?
20 cm
What is 25% of 200?
50
what is 145 − 78?
67
Subtract 5.6 − 2.45.
3.15
Expand 2(x + 4).
2x + 8
Area of triangle (base = 8 m, height = 5 m)?
20 m²
If 4⁄5 = x⁄25, what is x?
20
Divide 144 ÷ 12
12
Multiply 3/4 x 2/5
3/10
Factor 9x + 6.
3(3x + 2)
Volume of prism (4 × 3 × 6 cm)?
72 cm³
Jacket costs $80. 30% off. What’s the price?
$56
Calculate (15 + 5) × 3 − 20.
40
Divide 7/8 by 1/6
5.25
Solve 3(x − 2) = 2x + 4.
x=10
Surface area of cube with side 5 cm?
6 × 5² = 150 cm²
Map scale 1 cm : 50 km, what is 7.5 cm?
375 km