Download presentation

Presentation is loading. Please wait.

Published byMonique Buttler Modified over 2 years ago

1
**10.5 Addition and Subtraction with unlike denominators**

Steps: Find a least common denominator (LCD) Rename fractions Add or subtract numerators

2
REVIEW:

3
**How to get a LCD with RE Factor the denominators**

Take one of each factor If there are duplicates take the one with the highest exponent

4
**Rename Fractions with LCD**

Compare the LCD to the denominator of each fraction Multiply the numerator and denominator of the fraction by a number or polynomial to make your denominator match your LCD

5
Example 1

6
Example 2:

7
Example 3:

8
Example 4:

9
Example 5:

10
Example 6:

11
Example 7 You try! Raise your hand when you are done! First person done with the correct answer will earn a math buck!$$$

13
Example 8 You try! Raise your hand when you are done! First person done with the correct answer will earn a math buck!$$$

15
Example 9 You try! Raise your hand when you are done! First person done with the correct answer will earn a math buck!$$$

17
Example 10 You try! Raise your hand when you are done! First person done with the correct answer will earn a math buck!$$$

19
Example 11 You try! Raise your hand when you are done! First person done with the correct answer will earn a math buck!$$$

21
**Assignment: Page 448 (2-34) even**

Similar presentations

© 2017 SlidePlayer.com Inc.

All rights reserved.

Ads by Google