Question

Exercise 6.3

Work out the following using a number line:
1 +5 + +7
2. -2 + +8
4. -11 + +16
5. 3 + +10
7. -16 + +19
8. 8 + +8
10. -19 + +22
11. -14 + 29
13. 7 + +8
14. -13 + 13​

Answer 1

Today: Thursday, 05 November 2020

Hour: 18.51 WIB (Indonesia)

_______________________________

1.) 5 + 7 = 12

2.) -2 + 8 = 8 - 2 = 6

3.) -11 + 16 = 16 - 11 = 5

4.) 3 + 10 = 13

5.) -16 + 19 = 19 - 16 = 3

6.) 8 + 8 = 16

7.) -19 + 22 = 22 - 19 = 3

8.) -14 + 29 = 29 -14 = 15

9.) 7 + 8 = 15

10.) -13 + 13 = 13 - 13 = 0

(-) > (+) = (-)

(+) > (-) = (+)

(+) = positive

(-) = negative

Answer 2

1. 12

2. -6

3. -5

5. 13

7. -3

8. 16

10. -3

11. -15

13. 15

14. = 0