检验一下标价是否正确？

3.5÷2.1{#blank#}1{#/blank#}3.5         9.2÷0.15{#blank#}2{#/blank#}9.2÷1.5      5.4÷0.99{#blank#}3{#/blank#}5.4

4.8÷0.8{#blank#}4{#/blank#}4.8×0.8     0.808080…{#blank#}5{#/blank#}       2.14÷1.5{#blank#}6{#/blank#}2.14×1.5

2.717171…{#blank#}7{#/blank#}      3.25÷0.01{#blank#}8{#/blank#}3.25×100

82×1.3{#blank#}1{#/blank#}82          4.15÷0.5{#blank#}2{#/blank#}0.83

5.7×2.4{#blank#}3{#/blank#}13.68       13.98÷1.7{#blank#}4{#/blank#}82