How to Add and Multiply Fractions
Look at the denominators.. Find the lowest common denominator (LCD) of the two fractions.. Find the new numerator of the first fraction.
Steps
1
Look at the denominators.
Look at the denominators.
2
Find the lowest common denominator (LCD) of the two fractions.
Find the lowest common denominator (LCD) of the two fractions.
3
Find the new numerator of the first fraction.
Find the new numerator of the first fraction.
4
Find the new numerator of the second fraction.
Find the new numerator of the second fraction.
5
Add the numerators of the two fractions, and place the sum over the LCD.
Add the numerators of the two fractions, and place the sum over the LCD.
6
Simplify your answer, if possible.
Simplify your answer, if possible.
7
Multiply the numerators.
Multiply the numerators.
8
Multiply the denominators.
Multiply the denominators.
9
Write your new product.
Write your new product.
10
Simplify your answer, if possible.
Simplify your answer, if possible.
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