fraction division

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to divide fractions?

Back

Dividing fractions involves finding how many times one fraction fits into another. It can be done by multiplying by the reciprocal of the divisor.

Tags

CCSS.6.NS.A.1

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction 'a/b' is 'b/a'. It is the fraction that, when multiplied with the original fraction, equals 1.

Front

How do you divide a fraction by a whole number?

Back

To divide a fraction by a whole number, keep the fraction the same, change the whole number to a fraction (by putting it over 1), and then multiply by the reciprocal.

Front

What is the Keep-Change-Flip method?

Back

The Keep-Change-Flip method is a way to divide fractions: Keep the first fraction, Change the division sign to multiplication, and Flip the second fraction.

Tags

CCSS.6.NS.A.1

Front

If you have 4/5 of a pizza and you want to share it with 2 friends, how much pizza does each person get?

Back

Each person gets 2/15 of the pizza.

Front

How many one-fourth servings are in 2 whole pizzas?

Back

There are 8 one-fourth servings in 2 whole pizzas.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is 1/2 divided by 1/4?

Back

1/2 divided by 1/4 equals 2.

Tags

CCSS.6.NS.A.1

Front

If a recipe calls for 3/4 cup of sugar and you want to make half the recipe, how much sugar do you need?

Back

You need 3/8 cup of sugar.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the result of dividing 2/3 by 4?

Back

The result is 1/6.

Tags

CCSS.6.NS.A.1