asked 33.3k views
7 votes
There are 20 consecutive even numbers. How much bigger is the sum of the larger 10 ones than the sum of the smaller ones?

asked
User Sefan
by
7.8k points

1 Answer

9 votes
(22+24+26+28+30+32+34+36+38+40) - (2+4+6+8+10+12+14+16+18+20)

310-110

200

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