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Do Now 1/10/13 Copy HW in your planner. Copy HW in your planner. Text p. 120, #10-38 evens Be ready to complete the “Big Wheel” activity from yesterday. You will have 20 minutes. Be ready to complete the “Big Wheel” activity from yesterday. You will have 20 minutes.

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Objective SWBAT add and subtract fractions. In your journal, estimate what fraction of your day you spend on the following: school, eating, traveling (by car or bus), sleeping, extra-curricular activities. Then determine how much “spare time” you have each day.

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Section 3-5 “Adding and Subtracting Fractions” Adding Fractions with Common Denominators To ADD fractions with common denominators, add their numerators together. Simplify if necessary. Add the numerators

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Subtracting Fractions with Common Denominators To SUBTRACT fractions with common denominators, subtract their numerators. Simplify if necessary. Subtract the numerators

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Try It Out!! Solve “Opp-opp” Put the negative sign with the numerator.

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Fractions with Different Denominators To ADD or SUBTRACT fractions with different denominators follow these steps: 1. Rewrite the fractions using a common denominator. 2. Add or subtract the numerators. 2. Add or subtract the numerators. 5: 5, 10, 15, 20, 25, 30, 35, 40 7: 7, 14, 21, 28, 35, 42 What is the common denominator? Equivalent fractions

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Try It Out!! Solve Don’t forget your integer rules. “Opp-Opp” -7 + (-3) = -10

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Try It Out!! Solve Don’t forget your integer rules. “Opp-Opp” -16 + (-2) = -18

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Homework Text p. 228, #10-28 evens, 38-44 evens NJASK7 Prep

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Do Now 1/13/10 Take out HW from last night. Take out HW from last night. Text p. 222, #20-60 evens Copy HW in your planner. Copy HW in your planner.

Do Now 1/13/10 Take out HW from last night. Take out HW from last night. Text p. 222, #20-60 evens Copy HW in your planner. Copy HW in your planner.

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