Question

1. (+58) + (+31) = 2. (−15) + (−42) =
3. (+8517) + (+323) = 4. (−251) + (−329) =
5. 17 + 14 = 6. −20 − 7 =
7. 1237 + 2141 = 8. −924 − 179 =
2. (−15) + (−42) =
4. (−251) + (−329) =
6. −20 − 7 =
8. −924 − 179 =

Answer 1

Respuesta:

Explicación paso a paso:

1. (+58) + (+31) =+89

2. (−15) + (−42) = -57

3. (+8517) + (+323) = +8840

4. (−251) + (−329) = -580

5. 17 + 14 =+31

6. −20 − 7 = -27

7. 1237 + 2141 = +3378

8. −924 − 179 = -1103