OPENING ACTIVITY Have the following items out and ready for class. � Spiral � Pencil � Notebook Paper Solve the following problems.
ADDING AND SUBTRACTING LIKE FRACTIONS LG 605: Students will be able to apply and extend previous understandings of multiplication and division to divide fractions by fractions. LG 601: Students will be able to apply and extend previous understandings of arithmetic to algebraic expressions.
FRACTIONS IN REAL LIFE
ADDING FRACTIONS
ADDING FRACTIONS When the denominators are the same: 1) Add the numerators. 2) Keep the same (common) denominators. Do NOT add them.
ADDING FRACTIONS
YOU TRY…
SUBTRACTING FRACTIONS 1) Subtract the numerators. 2) Keep the denominators the same. Do NOT subtract them.
SUBTRACTING FRACTIONS
YOU TRY…
ON YOUR PAPER…
WHAT HAPPENS IF THE FRACTIONS DON’T HAVE THE SAME DENOMINATOR?
ADDING UNLIKE FRACTIONS
ADDING UNLIKE FRACTIONS
ADDING UNLIKE FRACTIONS
ADDING UNLIKE FRACTIONS
ADDING UNLIKE FRACTIONS
SUBTRACTING UNLIKE FRACTIONS
SUBTRACTING UNLIKE FRACTIONS
YOU TRY…
YOU TRY…
HOMEWORK Page 72, #1 -5 � Due next class period Vocabulary – Due 9/17 (Green), 9/18 (White) � Denominator � Improper Fraction � Mixed Number � Numerator � Property of One � Reciprocal � Simplest Form