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 3:4 3.5 to 24.5 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