Metric Units & Conversion
Which unit is best to measure the length of a pencil: centimeters (cm) or kilometers (km)?
Centimeters (cm)
How many minutes are in 2.5 hours?
150 minutes
What does "perimeter" mean?
The total distance all the way around the outside of a shape.
Which units do we use to measure Area: cm or cm²?
cm² (square units)
Does volume measure flat 2D space or solid 3D space?
3D space
How many meters are in 1 kilometer?
1,000 meters
If a movie starts at 1:00 PM and finishes at 2:30 PM, how long is the movie?
90 minutes
Find the perimeter of a square with a side length of 4 cm. (Hint: Add all 4 sides)
16 cm (4 + 4 + 4 + 4)
Find the area of a rectangle with a length of 5 cm and a width of 4 cm.
20 cm² (5 × 4)
Find the volume of a box with a length of 4 cm, a width of 2 cm, and a height of 3 cm. (Formula: Volume = length × width × height)
24 cm³ (4 × 2 × 3)
Convert 3 kilograms (kg) into grams (g).
3,000 grams (3 × 1,000)
Change 3:00 PM into 24-hour time
15:00
A rectangle has a length of 5 cm and a width of 2 cm. What is its perimeter?
14 cm (5 + 5 + 2 + 2)
A square has a side length of 6 cm. What is its area?
36 cm² (6 × 6)
What is the volume of a small cube with a side length of 2 cm? (Hint: 2 × 2 × 2)
8 cm³
Convert 400 centimeters into meters.
4 meters (400 ÷ 100)
How many seconds are in 2 minutes?
120 seconds
What is the special mathematical name given to the perimeter of a circle?
Circumference
Find the area of a triangle with a base of 8 cm and a height of 5 cm.
20 cm² (½ × 40)
A prism has a front cross-sectional area of 5 cm² and a length of 10 cm. What is its volume? (Formula: Volume = Area × length)
50 cm³ (5 × 10)
What is a good estimate for the length of a standard classroom ruler in centimeters?
30 cm
A bus leaves at 09:10 and arrives at 09:50. How many minutes did the journey take?
40 minutes
What do we call the straight line that goes from the center of a circle to the outside edge?
The radius
A rectangle has an area of 20 cm². If its length is 5 cm, what must its width be?
4 cm (20 ÷ 5)
How many milliliters (mL) are inside a 2-liter bottle of soft drink?
2,000 mL (1 L = 1,000 mL)