①3.9×5=

②8.9×21=

③27÷3.6=

④16.2÷4.5=

⑤4.8×0.49=

⑥0.756÷0.42=

⑦2.5×3.8=

⑧63.6÷5.3=

0.2×0.3=            0.3×1.2=           0.3×0.7=

0.2×0.1=            0.9×6=             1.3×4=

0.08×0.2=           3.1×3=             6×1.2=

0.2小时＝{#blank#}1{#/blank#}分       125×{#blank#}2{#/blank#}＝1.25              1.02千米＝{#blank#}3{#/blank#}米

3.7÷0.4＝{#blank#}4{#/blank#}÷4      51{#blank#}5{#/blank#}1.5＝52.5              1.4÷0.35＝{#blank#}6{#/blank#}÷35

420千克＝{#blank#}7{#/blank#}吨       5.6平方分米＝{#blank#}8{#/blank#}平方厘米        18{#blank#}9{#/blank#}1.2＝15