10/20/2019

Lesson 7

Review lesson, we will have the midterm exam on October 27,2019.

1. Ratios

- Express the ratios in their simplest forms
- Changing ratio
- Example: 99 to 132
3.5 to 24.5__3:4__**1:7**

2. Proportion

- Missing proportion
- Proportions word problem
- Examples: 196:182=
__:__91

3. Algebraic expressions

- Algebraic expression
- Evaluate expressions
- Simplifying expressions
- Examples: find the value y – 1 + 4, if y=3. 6

Simplify the expression 2 – mn – 2 + 2mn mn

Homework

worksheet Review A