NC.5.NF.4 Questions

Front

What is the formula to calculate the area of a rectangle?

Back

Area = Length × Width

Front

If the length of a rectangle is 2/3 yard and the width is 3/4 yard, what is the area?

Back

1/2 yard

Front

What does it mean to find a fraction of a number?

Back

To find a fraction of a number, multiply the number by the fraction.

Front

If Emma ran 4 1/2 miles and 3/4 of her run was uphill, how do you calculate the distance she ran uphill?

Back

Distance uphill = Total distance × (3/4) = 4 1/2 × (3/4) = 3 3/8 miles.

Front

What is the result of multiplying two fractions, such as 1/3 and 1/4?

Back

Multiply the numerators and the denominators: (1×1)/(3×4) = 1/12.

Front

If George has 1/3 of a pan of brownies and eats 1/4 of them, how do you find out how much he ate?

Back

Amount eaten = (1/3) × (1/4) = 1/12.

Front

What is 5/6 of a number?

Back

To find 5/6 of a number, multiply the number by 5/6.

Front

If a musician's hair was originally 3 inches long and she cut 5/6 of it off, how do you calculate the length cut off?

Back

Length cut off = 3 × (5/6) = 2 1/2 inches.

Front

What is the process to convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place over the original denominator.

Front

How do you simplify the fraction 2/12?

Back

Divide both the numerator and denominator by their greatest common divisor (GCD), which is 2: 2/12 = 1/6.