Volume & Solid Figures
What unit is used to measure volume?
What is Cubic Units?
What operation is the inverse of multiplication?
What is Division?
In the number 4.372, which digit is in the hundredths place?
What is 7?
Why must decimals be lined up when adding or subtracting?
Answer: To make sure digits with the same place value are combined.
What is a common denominator?
Answer: A shared denominator used to add or subtract fractions.
How many unit cubes are in one layer of a rectangular prism that is 4 units long and 3 units wide?
What is 12 unit cubes?
Estimate: Is 3,842 × 27 closer to 80,000 or 100,000?
What is 100,000?
Write 6.405 in expanded form.
What is 6 + 0.4 + 0.005?
Solve: 6.4 + 2.75
Answer: 9.15
Which fraction is equivalent to 3/4: 6/8 or 9/16?
Answer: 6/8
Find the volume of a rectangular prism with dimensions 6 × 4 × 3.
What is 72 cubic units?
Solve: 3,246 × 18.
What is 58,428?
What happens to a number when you multiply it by 1,000?
Answer: The decimal moves three places to the right; the value becomes 1,000 times greater.
Solve: 9.2 − 3.86
Answer: 5.34
Solve: 2/3 + 1/6
Answer: 5/6
A rectangular prism has a base area of 24 square units and a height of 5 units. What is its volume?
What is 120 cubic units?
Solve: 42,000 ÷ 60.
What is 700?
Compare using >, <, or =: 4.506 ___ 4.56
Answer: 4.506 < 4.56
Solve: 3.6 × 4.
Answer: 14.4
Solve: 4 1/2 − 2 3/4
Answer: 1 3/4
A solid figure is made of two rectangular prisms with volumes of 60 cubic units and 45 cubic units. What is the total volume?
What is 105 cubic units?
A rectangular prism has a volume of 80 cubic units. The length is 10 units and the width is 2 units. What is the height?
What is 4 units?
A number is multiplied by 10 and then divided by 100. How does the value change?
Answer: The value becomes one-tenth of the original number.
A student says, “4.2 ÷ 0.6 = 0.7 because division makes numbers smaller.” Is the student correct?
Answer: No. Dividing by a number less than 1 makes the result larger. The correct answer is 7.
A recipe uses 2 1/3 cups of sugar and another uses 1 5/6 cups. How much sugar is used in total?
Answer: 4 1/6 cups