(19/96+1919/9696+191919/969696)÷19191919/96969696
问题描述:
(19/96+1919/9696+191919/969696)÷19191919/96969696
答
96、19整体
原式=(19/96+101/101×19/96+10101/10101×19/96)÷(1010101/1010101×19/96)
=(19/96+19/96+19/96)÷19/96
=3