1/2+1/3+1/4+1/6+1/12+1/48+1/56

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1/2+1/3+1/4+1/6+1/12+1/48+1/56
xA 0 !$McmR6,a*!/%.uQ$_G@: 61<軣\L< U,%Wێ-`

1/2+1/3+1/4+1/6+1/12+1/48+1/56
1/2+1/3+1/4+1/6+1/12+1/48+1/56

1/2+1/3+1/4+1/6+1/12+1/48+1/56
1/2(24/48)+1/3(16/48)+1/4(12/48)+1/6(8/48)+1/12(4/48)+1/48+1/56
=72/48(3/2=84/56)+1/56=85/56