Multiplication and Division of Fractions

CD2 M24 - July 29, 2017

LESSON 1

Multiplication and Division of Proper and Improper Fractions

• To get the product of two or more fractions, et the product of their numerators. This becomes the new numerator. Then get the product of their denominators. This becomes the new denominator

• To get the reciprocal of a fraction, just switch the position of its numerator with that of its denominator

• To get the quotient of two fractions, substitute the divisor's reciprocal to it and change the operation from division to multiplication.

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LESSON 2

Multiplication and Division of Mixed Numbers

• Before multiplying quantities that involve mixed numbers, you have to change the mixed numbers into improper fractions first.

• Before dividing quantities that involve mixed numbers, you have to change te mixed numbers into improper fractions first.