Illustrative Mathematics Grade 6 Unit 4 Dividing Fractions

Front

What is the process of dividing fractions?

Back

To divide fractions, multiply the first fraction by the reciprocal of the second fraction. For example, a/b ÷ c/d = a/b × d/c.

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction is obtained by flipping the numerator and denominator. For example, the reciprocal of 3/4 is 4/3.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common divisor (GCD).

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 9/4.

Front

Convert the mixed number 8 3/4 to an improper fraction.

Back

8 3/4 = 35/4.

Front

What is the area of a rectangle?

Back

The area of a rectangle is calculated by multiplying its length by its width (Area = length × width).

Front

How do you find the width of a rectangle if you know the area and length?

Back

To find the width, divide the area by the length (Width = Area ÷ Length).

Front

What does it mean to 'split evenly' in a division problem?

Back

To 'split evenly' means to divide a quantity into equal parts.

Front

If Caroline has 1/2 of a bag of donuts and splits it with 3 friends, how much does each person get?

Back

Each person gets 1/8 of the bag.

Front

What is the result of 3/4 ÷ 1/5?

Back

3/4 ÷ 1/5 = 3/4 × 5/1 = 15/4 = 3¾.