2 1 integers

Unit Two – Rational Numbers State Standard 1.1: Number sense (application) State Standard 1.4: Computation (application)

Concepts We’ll Cover ,[object Object],[object Object],[object Object],[object Object],[object Object]

Integers and the Number Line ,[object Object],[object Object]

Words to Know (2.1) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Name the set of numbers that is graphed. -5 -4 -3 -2 -1 0 1 2 3 4 5 ,[object Object],[object Object],[object Object],[object Object]

On your own paper, graph the following set of numbers. ,[object Object]

Is this your graph? ,[object Object]

2 + 3 = ? ,[object Object],[object Object],[object Object],[object Object]

127 is an integer. ,[object Object],[object Object],50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

-5 + (-1) = ? ,[object Object],[object Object],[object Object],[object Object]

-10 + 6 = ? ,[object Object],[object Object],[object Object],[object Object]

9 + (-9) = ? ,[object Object],[object Object],[object Object],[object Object]

Which set of numbers is graphed? -5 -4 -3 -2 -1 0 1 2 3 ,[object Object],[object Object],[object Object],[object Object],50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

6 + (-2) = ,[object Object],[object Object],[object Object],[object Object],50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

-4 + (-3) = ? ,[object Object],[object Object],[object Object],[object Object]

-61 + 18 = ? ,[object Object],[object Object],[object Object],[object Object]

Which of the following is not an integer ,[object Object],[object Object],[object Object],[object Object],[object Object]

You are in a hotel lobby. You realize that you forgot your jacket in your room 4 floors above. On what floor is your room? ,[object Object],[object Object],[object Object],[object Object],50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

From the previous question: you were in the lobby, went up to your room 4 floors above the lobby, you take the elevator 2 floors down, to a friend’s room, then 5 floors up for a snack. On what floor are you? ,[object Object],[object Object],[object Object],[object Object],50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

2 1 integers

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2 1 integers