99×0.99{#blank#}1{#/blank#}99；     

1×9.8{#blank#}2{#/blank#}9.8；      

3.6×0.23{#blank#}3{#/blank#}0.23；    

4.9÷1.1{#blank#}4{#/blank#}4.9×1.1．

0.7×2{#blank#}1{#/blank#}0.8    0.5×0.7{#blank#}2{#/blank#}0.5

6.8÷0.26={#blank#}1{#/blank#}

3.55×0.17={#blank#}2{#/blank#}

0.95乘一个小数，所得的积一定比0.95小

2.1÷0.7={#blank#}1{#/blank#}     9×0.03={#blank#}2{#/blank#}    12.4÷0.4={#blank#}3{#/blank#}     2.8÷0.2={#blank#}4{#/blank#}

0.4÷8={#blank#}5{#/blank#}        1.25×8={#blank#}6{#/blank#}     0.54÷6={#blank#}7{#/blank#}      7.2÷0.6={#blank#}8{#/blank#}