1.4×0.5×0.8＝{#blank#}1{#/blank#}

(5.3＋2.7)×2＝{#blank#}2{#/blank#}

1.25×2×0.4＝{#blank#}3{#/blank#}

(1.3＋2.5)×2＝{#blank#}4{#/blank#}

1.2×0.5×0.5＝{#blank#}5{#/blank#}

0.25×2×8＝{#blank#}6{#/blank#}

0.2×0.2×0.2＝{#blank#}7{#/blank#}

1.5×4×0.05＝{#blank#}8{#/blank#}

①（30-19.8）×0.6+31.2

②[10-（6+3.03）]×1.01

③73.6×27+73.6×73

④49.2-0.5×0.5-8.75

⑤（291-38×3.5-35.5）÷3.5

⑥12.5×0.56×0.4×0.8×250

11.2÷2.5-1.3        (2.8+2.3)÷0.17

1.8×0.4÷0.5         7.56÷[(2.73+1.47)×1.5]