(-18)÷2又4分之1*4/9/(-16)
热心网友
(-18)÷2又4/1×4/9/(-16) =-18×9/4×-36/1 =-8×-36/1 =4/1
热心网友
2/9
热心网友
答案
热心网友
原式=[-(18)*4/9]*4/-(9*16) =18*4*4/(9*9*16) =2/9
(-18)÷2又4分之1*4/9/(-16)
(-18)÷2又4/1×4/9/(-16) =-18×9/4×-36/1 =-8×-36/1 =4/1
2/9
答案
原式=[-(18)*4/9]*4/-(9*16) =18*4*4/(9*9*16) =2/9