# Unit 1. Day 8. Please get out paper

Unit 1. Day 8. Please get out paper for todays lesson Name Date Period -------------------------------------------------------- Topic: Dividing Integers 7.NS.A.2 Apply and extend previous understandings of multiplication and division and of fractions to multiply and divide rational numbers 1) Review Division a) Terms b) Dividing fractions c) Negative signs d) Order of Operations

dividend quotient 16 2 8 divisor 16 2=8 1) Review Division a) Terms b) Dividing fractions c) Negative signs d) Order of Operations 12 12 6

6= 2 12 6 2 2 2 3 1 2 3 2 1

2 12 12 18 18= ? 12 18 ? 2 2 2 3 1 2 3 3 3 24 24 14

14=+ ? 24 14 +? 1 2 2 2 3 12 1 5 1 2 7 7 7 1) Review Division a) Terms b) Dividing fractions c) Negative signs d) Order of Operations 12 12 33= 4

12 12 33= 4 (12 12 33 ) = ( 4 ) 6 18 18 6= 3 3 18 6 18 6=

(18 1 8 66 )= ( 3 ) .65 2 3 2 3 () 2 3

2 3 1) Review Division a) Terms b) Dividing fractions c) Negative signs d) Order of Operations Example A: 1 3 + 42 1 2 ( 4 ) 1 6

1 3+ 12 ( 4 ) +16 2 1 2 ( 4) 14 1 2 ( 4) 14 1 8 M A P E DS

14 7 2 22 1 3 +4 1 3+ 1 4) ) 1 2 ((4

Example A: () () ( 1 3+ 1 6 ) ( 1 2 ( 4 ) ) ( +16 2 ) ( 1 2 ( 4 ) ) (1) 4 (1 2 ( 4) ) ( 14 ) 8 ( 1) M A ( 14 ) 7( ) P E

DS 2 3 ) 14 44 ((2+ 2+3 ) 14 22 14 4 4 4 (5) 14 2 14 4 20 14 14 4

2 6 14 4 2 6 14 16 6 2 3 [ )

] ( [ ] () 2 4( ) 14 [ 14 4 ]

[ 5 ] 2 14 [ 14 4 ] [ 20 ] 6 [ 14 4 [ ] 2

] [ 6 ] [ 14 16 ] [ 6 ] 2[ ] 3 Example B: M A P E DS 2 2 2 2

2 ( 2 ) 2 ( 2) 2 5 5 44 2 4 ( 2 ) 4 2 5 2

44 4 2 5 8 4 2 5 8 4 10 8 6 + 84

63 [ ] [ ] [ 4 ( 2 ) ] [ 4 2 5 ] [ 4 4] [ 4 2 5 ] [ ] 8 [ 4 2 5 ] [ 8 ] 10 [4] [ 8 ] 6 [] 2 +

8 6 Example C*: M A P E DS

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