(1)1÷1[5/6]÷(5.2-3)
=[6/11]÷2.2
=[6/11]×[5/11]
=[30/121]
答:商是[30/121].
(2)24×1[2/3]÷(1-[3/8])
=24×[5/3]÷[5/8]
=40×[8/5]
=64
答:这个数是64.
(1)1÷1[5/6]÷(5.2-3)
=[6/11]÷2.2
=[6/11]×[5/11]
=[30/121]
答:商是[30/121].
(2)24×1[2/3]÷(1-[3/8])
=24×[5/3]÷[5/8]
=40×[8/5]
=64
答:这个数是64.