Multiplying Fractions

(5th Grade Mathematics)

Standards

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Multiplying Fractions

To multiply two fractions:

First Method:

Example:

Step 1: Multiply the numerators together and the denominators together:
Step 2: Simplify the fraction:
Step 3: Divide the denominator into the numerator finding the quotient and remainder. The quotient is 5 and the remainder is 3.
Step 4: If necessary, simplify the fraction part to lowest terms by finding the greatest common factor, then divide both numerator and denominator by the factor. In this problem the greatest common factor 1.
Step 5: Write your answer as a mixed fraction.

 

Second Method:

Example:
Step1: Cancel all common factors.
Step 2: Multiply the numerators and denominators together.
Step 3: Convert the improper fraction to a mixed fraction answer.

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Multiplying Mixed Fractions

Example:

Step 1: Convert the mixed fractions to improper fractions.  
Step 2: Multiply the numerators together and the denominators together.  
Step 3: Convert the improper fraction into a mixed fraction.  Do this by dividing the denominator into the numerator.  The quotient is the whole number of the mixed fraction.  The remainder is the new numerator.  
Step 4: Reduce the fraction part of the mixed number to its reduced form.  
Step 5: Write the answer.  

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Program Instructions

Instructions

 

Select the type of problem: There are four types of multiplication.

Follow these steps:

Delay: The motion of the basketball player is controlled by your computer processor speed.  If the player moves too fast make the number larger and click on Delay.  If too slow, enter a smaller number and click on Delay.

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Practice

Below the practice program is a program to help with factors.

Multiplication of Fractions Program Steps

 

Help with factoring

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