Understanding Fractions in Recipes

The video tutorial explains how to scale down a recipe that requires three and three-fourth cups of flour to make only one-fifth of it. The process involves converting the mixed number to an improper fraction, multiplying it by one-fifth, and simplifying the result. The final answer is that one needs three-fourths of a cup of flour for one-fifth of the recipe.

If a recipe requires three and three-fourth cups of flour, how much is needed for one-fifth of the recipe?

• Two cups

• Three-fourth of a cup

• One cup

• One and a half cups

Tags

CCSS.6.NS.A.1

What is the first step in finding one-fifth of three and three-fourth cups of flour?

• Divide the fractions

• Subtract the fractions

• Convert to improper fractions

• Add the fractions

How do you convert three and three-fourth to an improper fraction?

• Add the whole number to the numerator

• Subtract the numerator from the whole number

• Multiply the numerator by the denominator

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

What is the improper fraction form of three and three-fourth?

• 7/4

• 15/4

• 9/4

• 12/4

What common factor is used to simplify the fraction 15/20?

• 3

• 5

• 2

• 4

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

What is the final amount of flour needed for one-fifth of the recipe?

• Half a cup

• One cup

• One and a half cups

• Three-fourth of a cup

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C