大于而小于的分数只有1个。 ( )
98-49=59
()
(80-9.8)×-1.32 =70.2×-1.32 =28.08-1.32 =26.76()
18.1+(3-0.299÷0.23)×1 =18.1+1.6×1 =18.1+1.6 =19.7()
(1÷1-1)÷5.1 =(1-1)÷5.1 =0÷5.1 =0()