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Do Now 1/21/10 Take out HW from last night. Take out HW from last night. Brain game p. 224 & p. 236 Brain game p. 224 & p. 236 Copy HW in your planner.

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Presentation on theme: "Do Now 1/21/10 Take out HW from last night. Take out HW from last night. Brain game p. 224 & p. 236 Brain game p. 224 & p. 236 Copy HW in your planner."— Presentation transcript:

1 Do Now 1/21/10 Take out HW from last night. Take out HW from last night. Brain game p. 224 & p. 236 Brain game p. 224 & p. 236 Copy HW in your planner. Copy HW in your planner. Text page 240, #8-34 evens Text page 240, #8-34 evens

2 Homework Brain games p. 224 & p /15, 73/200, 11/30, 5/12, 19/40, 17/25, 87/100, 7/8 4/15, 73/200, 11/30, 5/12, 19/40, 17/25, 87/100, 7/8 CHARCOAL CHARCOAL Text p. 224 Text p. 236

3 Objective SWBAT multiply fractions and mixed numbers. SWBAT multiply fractions and mixed numbers.

4 Section 5.4, “Multiplying Fractions” Multiplying Fractions To multiply fractions: 1. Rewrite fractions as improper fractions (when necessary) 1. Rewrite fractions as improper fractions (when necessary) 2. Multiply the numerators and denominators. 2. Multiply the numerators and denominators. 3. Simplify if necessary. 3. Simplify if necessary.

5 Multiply Assign negative sign to the numerator Divide (cancel) common factors Multiply

6 Try It Out!! Solve

7 Simplifying Expressions Divide (cancel) common factors Multiply 2 1 Product powers

8 Try It Out!! Solve

9 Geometry Find the area of the figure.

10 Word Problems Who ran farther Sally Jo or Sally Sue? Sally Jo ran 4 ½ times around a ½ mi. track. Sally Sue ran 3 ¼ times around a 5/6mi. track Sally Sue ran farther!!

11 Homework Homework Text page 240, #8-34 evens Text page 240, #8-34 evens


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