Current location - Training Enrollment Network - Mathematics courses - Xiao Wang found the following interesting results when doing math problems: 1+2= 34 +5+6=7+8. We know that the number in the hundredth line is
Xiao Wang found the following interesting results when doing math problems: 1+2= 34 +5+6=7+8. We know that the number in the hundredth line is
1+2=3

4+5+6=7+8

9+ 10+ 1 1+ 12= 13+ 14+ 15

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100? +( 100? + 1)+( 100? +2)+( 100? +3)+...+( 100? + 100)=( 100? + 10 1)+( 100? + 102)+...+( 100? +200)