(-2009又5/6)+(-2008又5/6)+4018+(1又1/2)
问题描述:
(-2009又5/6)+(-2008又5/6)+4018+(1又1/2)
答
-7/6
答
5/6
答
(-2009又5/6)+(-2008又5/6)+4018+(1又1/2)
=-2009+(-2008)+(-5/6)+(-5/6)+4018+1+(1/2)
=-4017+(-10/6)+4008+1+(1/2)
=2+(-7/6)
=5/6