1.45{#blank#}1{#/blank#}10.45           45厘米{#blank#}2{#/blank#} 0.5米     0.3{#blank#}3{#/blank#}0.24

8厘米{#blank#}4{#/blank#}0.18米        520分{#blank#}5{#/blank#} 5.2元      0.90元{#blank#}6{#/blank#} 8.20角

3.5×0.9{#blank#}1{#/blank#}3.5           0.46×1{#blank#}2{#/blank#}0.46          5.83{#blank#}3{#/blank#}1.01×5.83

2.7×0.9{#blank#}4{#/blank#}2.7×1.01     5.2×10{#blank#}5{#/blank#}5.2÷10        0.99{#blank#}6{#/blank#}0.99×0.99

①9.07元{#blank#}1{#/blank#}9.05元     1.68元{#blank#}2{#/blank#}1.7元       5.24元{#blank#}3{#/blank#}4.95元

② {#blank#}4{#/blank#}                {#blank#}5{#/blank#}                 {#blank#}6{#/blank#}

③1千米²{#blank#}7{#/blank#}1公顷     200分米²{#blank#}8{#/blank#}2米²     180分{#blank#}9{#/blank#}2时

{#blank#}1{#/blank#}＜{#blank#}2{#/blank#}＜{#blank#}3{#/blank#}