Question

六分之一加二十四分之一加六十分之一加一百二十分之一加二百一十分之一加三百三十六分之一

要简算
十万火急，快！

Answer 1

1/6+1/24+1/60+1/120+1/210+1/336
=4/24+1/24+1/60+1/120+1/210+1/336
=5/24+1/60+1/120+1/210+1/336
=25/120+2/120+1/120+1/210+1/336
=27/120+1/120+1/210+1/336
=28/120+1/210+1/336
=7/30+1/210+1/336
=49/210+1/210+1/336
=50/210+1/336
=5/21+1/336
=80/336+1/336
=81/336
=27/112

追问

能不能简便一点