3.8元{#blank#}1{#/blank#}3.9元    13.6米{#blank#}2{#/blank#}1.36米       8元5角{#blank#}3{#/blank#}8.5元

8.2米{#blank#}4{#/blank#}9.9分米  1.8千克{#blank#}5{#/blank#}1.08千克    2.3米{#blank#}6{#/blank#}2.3分米

{#blank#}1{#/blank#}＞{#blank#}2{#/blank#}＞{#blank#}3{#/blank#}＞{#blank#}4{#/blank#}

6.5+3.5{#blank#}1{#/blank#}4.6+6.4

20-3.82-4.18{#blank#}2{#/blank#}20-(3.82+4.18)

6.9-3.5{#blank#}3{#/blank#}7-3.5

8.6-(3.4-2.5){#blank#}4{#/blank#}8.6-3.4-2.5

35×2{#blank#}1{#/blank#}35÷2       14×5{#blank#}2{#/blank#}15×4       8×5＋5{#blank#}3{#/blank#}45

1时45分{#blank#}4{#/blank#}145分       10元{#blank#}5{#/blank#}9.99元       20.03元{#blank#}6{#/blank#}20元3角