0.89×0.12○0.89        4.05×1.01○4.05×0.99     6.7×0.98○6.7

6.09×1.3○6.09        5.15×3.3○51.5×0.33      18×0.35○0.35

6.3×2.04○2.04         4.8×7.5○7.5×4.8         3.9×1○1

3.75×1.1{#blank#}1{#/blank#}3.75         0.81×1{#blank#}2{#/blank#}0.81

4.69×0.99{#blank#}3{#/blank#}4.69       1.54×0.72{#blank#}4{#/blank#}3.75×1.54

157×0.9{#blank#}1{#/blank#}157           2.8÷0.6{#blank#}2{#/blank#}2.8

{#blank#}3{#/blank#}         {#blank#}4{#/blank#}