1. Goal: The learner will find equivalent fractions.
Lesson 4.3
Goal: The learner will find equivalent fractions.

2. Equivalent Fractions Two fractions that represent the same number.
Ex and 3 6
You can find equivalent fractions by multiplying or dividing the same number to the numerator and denominator.
Equivalent Fractions

3. Find fractions equivalent to 𝟖 𝟏𝟐

4. A fraction is in simplest form when its numerator and denominator only have a common factor of 1 (relatively prime).
Ex 𝑖𝑠 𝑖𝑛 𝑠𝑖𝑚𝑝𝑙𝑒𝑠𝑡 𝑓𝑜𝑟𝑚 , 𝑏𝑢𝑡 𝑖𝑠 𝑛𝑜𝑡.
Simplest Form

5. Variable Expressions To simplify fractions with variables:
Reduce the coefficients
Write the variables in expanded form
Cancel what is the same in the top and bottom.
Variable Expressions

6. Write in simplest form.
10𝑥𝑦 15 𝑦 𝑎 2 11𝑎
Examples

7. P.185 #12, 18, 20, 21, 28-36, 47
Assignment