Dividing Whole number by unit fraction.

What is the reciprocal of a fraction?

• The reciprocal of a fraction is obtained by multiplying the numerator and denominator.

• The reciprocal of a fraction is obtained by adding the numerator and denominator.

• The reciprocal of a fraction is obtained by swapping its numerator and denominator.

• The reciprocal of a fraction is obtained by subtracting the numerator from the denominator.

• 24 bottles

• 30 bottles

• 36 bottles

• 48 bottles

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

If you have 10 apples and each pie requires @@\frac{1}{2}@@ apple, how many pies can you make?

• 10 pies

• 15 pies

• 20 pies

• 25 pies

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

If Jemma made 5 cups of pancake batter and uses @@\frac{1}{3}@@ cup per pancake, how many pancakes can she make?

• 10 pancakes

• 12 pancakes

• 15 pancakes

• 20 pancakes

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

What is the formula to find how many items can be made from a total amount when each item requires a fraction of that amount?

• Total Amount ÷ Amount per Item = Number of Items

• Total Amount + Amount per Item = Number of Items

• Total Amount - Amount per Item = Number of Items

• Total Amount × Amount per Item = Number of Items

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

• 8 pieces

• 10 pieces

• 12 pieces

• 15 pieces

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

How do you divide a whole number by a unit fraction?

• Multiply the whole number by the reciprocal of the unit fraction.

• Add the whole number to the unit fraction.

• Subtract the unit fraction from the whole number.

• Divide the whole number by the unit fraction directly.

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

• 12

• 16

• 8

• 20

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

What does it mean to divide by a fraction?

• To add the fraction to the numerator.

• To multiply by its reciprocal.

• To subtract the fraction from the denominator.

• To convert the fraction to a decimal.

Tags

CCSS.6.NS.A.1

What is a unit fraction?

• A fraction where the numerator is 1 and the denominator is a positive integer, such as @@\frac{1}{2}@@, @@\frac{1}{3}@@, etc.

• A fraction where the numerator is greater than the denominator.

• A fraction that represents a whole number.

• A fraction with a numerator of 0.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A