module 2 lesson 4
TRANSCRIPT
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Lesson 4: Efficiently Adding Integers and Other Rational Numbers 11/1/13
Do Now: Complete Lesson 3's Exit Ticket
Homework: Lesson 4 Problem Set
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Efficiently Adding Integers and Other Rational Numbers10/31
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Hands Up, Pair Up!
1.) Create an integer question based on Lessons 1 thru 3 on your index card.2.) Write the answer on the back.3.) Trade with your partner and answer their question.4.) Trade with the other partnership in your base group and complete their cards with your partner
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RULE: Add integers with the same sign
by adding the absolute values and
using the common sign.
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RULE: Add integers with opposite signs
by subtracting the absolute values and
using the sign of the integer with the greater absolute value.
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