This pre-algebra lesson reviews key concepts for working with fractions and mixed numbers in equations, including: - Inverse operations for solving equations - Adding, subtracting, multiplying, and dividing mixed numbers - Examples of equations with fractions and mixed numbers that must be solved using the appropriate operations.

1. Pre-Algebra
Lesson 4.13
Equations with fractions and
mixed numbers

2. Table Discussion
mixed numbers
fractions

4. Things we need to review:
- Inverse Operations
- Adding/Subtracting mixed numbers
- Multiplying/Dividing mixed numbers

5. Review: Inverse Operations

6. Review: Inverse Operations
x - 8 = 19

7. Review: Inverse Operations
x + 6 = 19
3x
7
= 20
x - 9 = 11
x = 44
2

8. Get your "x" back!
x+
1x
4
x-
2
3
=4
= 20
4
5
= 11
x =8
2

9. Review: Multiplying/Dividing Mixed numbers

10. Review: Adding/Subtracting Mixed numbers
2
1
+ 5
3

11. Review: Adding/Subtracting Mixed nubmers
2
1
+ 4
7
SMOTD

12. Review: Adding/Subtracting Mixed numbers
2
9
1-9
1-10

13. + 1
2
x
3
5
x
- +
6
7
4
8

20. Homework assignment