Question

Помогите 271 плиз умоля побыстрей

Answer 1

1) 3+5 = 8; 3 - 5 = -2
2) 3 + 4 = 7; 3 - 4 = -1
3) 3 + 2 = 5; 3 - 2 = 1
4) 3 + 3 = 6; 3 - 3 = 0