Tính nhanh : `37/53 x 23/48 x 535353/373737 x 242424/232323`

1 bình luận về “Tính nhanh : `37/53 x 23/48 x 535353/373737 x 242424/232323`”

1. (37)/(53)xx(23)/(48)xx(535353)/(373737)xx(242424)/(232323)

   =(37xx23xx535353xx242424)/(53xx48xx373737xx232323)

   =(37xx23xx53xx10101xx24xx10101)/(53xx24xx2xx37xx10101xx23xx10101)

   =1/2

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