作业帮(-36)x(-9/5)x5/6x(-3)怎么写?还有(1/6-1/5+2/15+1/30)x30
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(-36)x(-9/5)x5/6x(-3)怎么写?还有(1/6-1/5+2/15+1/30)x30
(-36)x(-9/5)x5/6x(-3)
怎么写?
还有
(1/6-1/5+2/15+1/30)x30
(-36)x(-9/5)x5/6x(-3)怎么写?还有(1/6-1/5+2/15+1/30)x30
(-36)x(-9/5)x5/6x(-3)
=-18
就约分啊...
(1/6-1/5+2/15+1/30)x30
=5-6+4+1
=4