①269.8÷0.76=
②2698÷760=
③26.98÷7.6=
④269.8÷7.6=.
5.24×0.995.24 10.65÷0.2210.65
1÷0.1250.125×1 a×10a÷0.1[a≠0]
9.8÷0.7= 5×1.8= 4+3.6= 3﹣0.98=
4.1×0.6= 1.96÷0.4= a×a×7.3= 11÷22=
(6+3)×3÷2=( ).