Question

15. Find the value of the expression below:

0 - 1 + 2 - 3 + 4 - 5 + 6 - 7 +8-9+.........- 17 + 18 - 19 + 20
(A)-2.5
(B) 2.2
(C) - 0.8
(D) 1.4

send it fast please​

Answer 1

Answer:

(D) 1.4

I hope it will help you