293×8={#blank#}1{#/blank#}；

0.293×9.8={#blank#}2{#/blank#}；

{#blank#}3{#/blank#}×9.8=28.714；

9×{#blank#}4{#/blank#}=26.37

2.7×1.02{#blank#}1{#/blank#}2.7           0.9×0.8{#blank#}2{#/blank#}0.9×1.1

  {#blank#}1{#/blank#}                           {#blank#}2{#/blank#}

7.2÷0.5{#blank#}3{#/blank#}7.2×0.5              81.08÷0.2{#blank#}4{#/blank#}810.8÷2

59.8÷2.1≈             (得数保留两位小数)             0.26×7.5≈            (得数保留一位小数)

2.3÷0.33=             (得数写成循环小数)             3.52×1.8=