Order of
Operations
Operations
What is 6 + 3 × 2?
12
(Multiply before adding)
What’s the rule? 2, 4, 6, 8, ...
Add 2 each time.
Convert 3 feet to inches.
36 inches
What is the volume of a cube with sides of 2 inches?
8 cubic inches
(2×2×2)
How many sides does a pentagon have?
5 sides
What is (6 + 3) × 2?
18
(Do parentheses first)
Write an expression for: "Add 5 and 3, then double the result."
2 × (3 + 5) or (3 + 5) x 2
How many minutes are in 2.5 hours?
150 minutes
Volume formula of a rectangular prism?
V=l×w×h
V=Bxh
(Volume=length x width x height)
(Volume=base x height)
What do all quadrilaterals have in common?
4 sides
What is 8 + 2 × (5 - 1)?
16
(5 - 1 = 4 → 2×4 = 8 → 8+8 = 16)
What’s the next number? 3, 6, 12, 24, ...
48
(Multiply by 2)
Convert 48 inches to feet.
4 feet
A box is 5 in long, 2 in wide, and 3 in high. What’s the volume?
30 cubic inches
(5x2x3)
What makes a shape a parallelogram?
Opposite sides are parallel and equal.
What is (7 + 3) × 2 - 4?
16
(7+3=10 → 10×2=20 → 20-4=16)
Create an expression for: "Triple 5 and subtract 4."
3 x 5 - 4 or (3 x 5) - 4
Convert 5 gallons to quarts.
20 quarts
If a prism has a base area of 10 sq. units and height of 6, volume?
60 cubic units
(10x6)
Are all rectangles parallelograms? Explain.
Yes, because they have two sets of parallel, equal-length sides.
What is 5 × (4 + 2) ÷ 3?
10
(4+2=6 → 5×6=30 → 30÷3=10)
What is the first number in this pattern: Start with 10, subtract 2, then multiply by 3.
24
10 - 2 = 8 x 3 = 24
A rope is 2.25 yards long. How many inches is that?
81 inches
(2.25 × 36)
What is the missing dimension?
Volume = 120 squared inches, length = 5 inches, width = 4 inches
Height = 6 inches
120 ÷ (5×4)
Classify a shape with 4 equal sides and 4 right angles.
Square (also a rectangle and a rhombus)