3.5×0.99{#blank#}1{#/blank#}3.5        8.2{#blank#}2{#/blank#}8.2×1.01      2.70{#blank#}3{#/blank#}2.07

4米5厘米{#blank#}4{#/blank#}4.5米      9分{#blank#}5{#/blank#}0.9时     0.23×100{#blank#}6{#/blank#}0.23÷100

48÷0.12=       0.1÷0.01=       8.5-3.5=           0.125×8÷2.5=

0.25×50=       8y-2y =           2.2×0.5×4=      2.4÷0.08=

×0.5×={#blank#}1{#/blank#}               (2×)×={#blank#}2{#/blank#}

44.4÷÷={#blank#}3{#/blank#}             1.9×(×)+8.1×(×)={#blank#}4{#/blank#}