Помагите сложение целых чисел

1) = -36-54 = -90

2) = 26-83 = -57

3) = 5

4) = -229-54 = -283

5) = 52

6) = 22

7) = -1

8) = -38-39 = -77

9) = -163

10) = -223

11) = 0

12) = 859-1000 = -141

13) = 13

14) = -147-2980 = -3127

15) = 758

16) = 48-98 = -50

17) = -85

18) = -189-364 = -553

19) = -89

20) = -64

21) = 250-250 = 0

22) = -87

23) = 711

24) = -117

25) = -1

-36 + (-54) = -90

26 + (-83) = -57

-48 + 53 = 5

-229 + (-54) = -283

-37 + 89 = 52

45 - 23 = 22

-547 + 546 = -1

-38 + (-39) = -77

-395 + 235 = -160

-125 + (-98) = -223

-67 + 67 = 0

859 + (-1000) = -141

-25 + 35 = 13

-147 + (-2980) = -3127

-65 + 823 = 758

48 + (-98) = -50

-543 + 458 = -85

-189 + (-364) = -553

-26 - 63 = -89

-129 + 65 = -64

250 + (-250) = 0

-23 - 64 = -87

1000 - 289 = 711

-600 + 483 = -117

-87 + 86 = -1