1+2+3+4+5+6+7+8+9+10=???
Answers
Answered by
2
Answer:
55
Step-by-step explanation:
1+9,2+8,3+7,4+6,10,5
=10+10+10+10+5
=55
Answered by
1
Answer:
=1+2+3+4+5+6+7+8+9+10
=3+3+4+5+6+7+8+9+10
=6+4+5+6+7+8+9+10
=10+5+6+7+8+9+10
=15+6+7+8+9+10
=21+7+8+9+10
=28+8+9+10
=36+9+10
=45+10
=55
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