Question

1-2+3-4+5-6+7-8+9-10+11-12+13-14+15

Answer 1

Answer:

dear mate

the answer is 8

hope it helps u

Step-by-step explanation:

Answer 2

Step-by-step explanation:

1-2+3-4+5-6+7-8+9-10+11-12+13-14+15

1+3+5+7+9+11+13+15-2-4-6-8-10-12-14

64-56

= 8 (Answer)