1.3÷0.9{#blank#}1{#/blank#}1.3        3.45×1.2{#blank#}2{#/blank#}1.2×3.45       2.6÷1.2{#blank#}3{#/blank#}2.6

260×0.6{#blank#}4{#/blank#}260      2.38×1.1{#blank#}5{#/blank#}2.38              0.9×3.7{#blank#}6{#/blank#}3.7

960÷5{#blank#}1{#/blank#}960÷4     45×2{#blank#}2{#/blank#}21×45     63×21{#blank#}3{#/blank#}36×21

5.78×0.9{#blank#}1{#/blank#}5.78              1.25÷0.8{#blank#}2{#/blank#}1.25

13.6÷0.6{#blank#}3{#/blank#}13.6×0.8        8÷0.8{#blank#}4{#/blank#}8×1.25