(-4/9)+(+4/5)-(+5/6)-(+9/10)-(1又5/18) (+11)+(-1/2)+(+7)+(-1/6)+(+2)+(-1/3)

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/17 16:22:52
(-4/9)+(+4/5)-(+5/6)-(+9/10)-(1又5/18) (+11)+(-1/2)+(+7)+(-1/6)+(+2)+(-1/3)
x͏ 0 EWȲ\M]`B]sW]zE?˹E"6ɯ?,U/^2_nuF=d{-:[6ķ5I^b0

(-4/9)+(+4/5)-(+5/6)-(+9/10)-(1又5/18) (+11)+(-1/2)+(+7)+(-1/6)+(+2)+(-1/3)
(-4/9)+(+4/5)-(+5/6)-(+9/10)-(1又5/18)
(+11)+(-1/2)+(+7)+(-1/6)+(+2)+(-1/3)

(-4/9)+(+4/5)-(+5/6)-(+9/10)-(1又5/18) (+11)+(-1/2)+(+7)+(-1/6)+(+2)+(-1/3)
(-4/9)+(+4/5)-(+5/6)-(+9/10)-(1又5/18)
=-4/9+4/5-5/6-9/10-23/18
=(8/10-9/10)-(8/18+15/18+23/18)
=-1/10-23/9
=-2又59/90