what is the value of
0-1+2-3+4-5+6-7............+16-17+18-19+20
Answers
Answered by
2
Answer:
-1-1-1*18+20
Step-by-step explanation:
-16+20
Answer is 4
Answered by
3
Answer:
= -(+1+3+5+7+9+11+13+15+17+19)+(2+4+6+8+10+12+14+16+18+20)
=-100+110
=10
4.4
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