Question

Найдите сумму:

а) 4-15, б)-3+(-9), в) 0+(-8),
-10+18, -3+9, 10+(-8),
-10+(-18); 3+(-9); -12+(-8).

Answer 1

Ответ:

............................

Answer 2

-3 + (-9) = -12

0 + (-8) = -8

-10 + 18 = 8

-3 + 9 = 6

10 + (-8) = 2

-10 + (-18) = -28

3 + (-9) = -6

-12 + (-8) = -20