Math 121 sec 8.2 Integer multiplication

# Math 121 sec 8.2 Integer multiplication - 4 2- ×-B R B R...

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MTH 121 Section 8.2: Integer Multiplication Instructions: Work in groups of 2-4 students. Use red and black chips for integer multiplication. . 1. Use repeated addition to find the product 4 2 - × . R R R R R R R R 2 groups of -4 . R R R R R R R R 2. Use a neutral (zero) set to find the product
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Unformatted text preview: 4 2- ×-B R B R take away 2 groups of -4 B R B R B R B R B R B R 3. Find the following products. a. 2 5- × = b. 5 ( 3)- × -= c. 2 6- × = d. 1 ( 7) × -= 4. Make a rule for integer multiplication: Positive times a negative: Negative time a negative:...
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## This note was uploaded on 10/11/2011 for the course MTH 121 taught by Professor Staff during the Spring '11 term at Moraine Valley Community College.

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