Exploring Volume with Rational Lengths

What defines a rational number?

• A number that is irrational

• A number that only includes whole numbers

• A number that cannot be expressed as a fraction

• A number that can be expressed as a fraction or decimal

What is the formula for calculating volume?

• Volume = length / width / height

• Volume = length - width - height

• Volume = length + width + height

• Volume = length * width * height

Tags

CCSS.5.MD.C.5B

CCSS.6.G.A.2

How do you handle decimals when multiplying for volume?

• Round them to the nearest whole number

• Ignore the decimal point until the final step

• Convert them to fractions

• Multiply them as they are without any adjustments

Tags

CCSS.7.EE.B.3

What is the volume of a rectangular prism with a base of 6 by 9 and a height of 4.5?

• 243 cubic centimeters

• 19.5 cubic centimeters

• 54 cubic centimeters

• 450 cubic centimeters

Tags

CCSS.7.G.B.6

What is the correct unit for measuring volume?

• Square units

• Cubic units

• Linear units

• Kilograms

Tags

CCSS.5.MD.C.3A

CCSS.5.MD.C.3B

CCSS.5.MD.C.4

How do you convert a mixed number to an improper fraction?

• Subtract the numerator from the whole number and multiply by the denominator

• Add the whole number to the numerator and divide by the denominator

• Divide the whole number by the denominator and subtract the numerator

• Multiply the whole number by the denominator and add the numerator

What is the volume of a rectangular prism with a base of 4 and 1/3 by 12 and a height of 9?

• 468 cubic feet

• 36 cubic feet

• 52 cubic feet

• 144 cubic feet

Tags

CCSS.7.G.B.6

How do you simplify the multiplication of fractions in volume calculations?

• By finding a common denominator

• By converting them to decimals

• By simplifying before multiplying

• By adding the fractions

Tags

CCSS.5.NF.B.6

What step is necessary when solving volume problems with mixed numbers?

• Converting mixed numbers to whole numbers

• Multiplying the mixed number as is

• Converting mixed numbers to improper fractions

• Ignoring the fractional part of the mixed number

Tags

CCSS.7.EE.B.3

How do you find the volume of a dresser with dimensions in feet and fractions?

• Convert fractions to improper fractions where necessary

• Use the base times height formula directly

• Convert all measurements to decimals first

• Multiply all sides as fractions

Tags

CCSS.5.MD.C.5B

CCSS.6.G.A.2