What does it mean to multiply fractions?
"5.NF.3 Solve word problems involving division of whole numbers leading to answers in the form of fractions or mixed numbers.
5.NF.4 multiply a fraction or whole number by a fraction"
Fractions are numbers that represent parts of a whole. Multiplying fractions is similar to multiplying whole numbers. Dividing fractions is similar to dividing whole numbers.
Multiplying and Dividing Fractions
Fraction: A fraction is a number that represents part of a whole. Multiplying: Multiplying fractions is when you multiply the numerator of one fraction by the numerator of another fraction, and then multiply the denominator of one fraction by the denominator of the other. Dividing: Dividing fractions is when you flip the second fraction (so it is now a reciprocal), and then multiply the two fractions.
The Egyptians were one of the first civilizations to use fractions. The ancient Greeks used fractions in their music theory. The Leibniz formula for multiplying fractions was first discovered in 1694.
Work together in pairs: If John has 3/4 of a pizza and he shares it with his friend, how much pizza will each person get?
Work together in pairs: What is the answer to 4/7 divided by 1/3?
Brain break: Draw a three-headed alien riding a unicycle while juggling a bunch of bananas!
What is 12/15 divided by 3/5?
What is 5/6 divided by 2/3?