16×5=              29×3=               50÷2=             96÷4=

500×40=            22×40=              28×50=           306÷3=

50×6=                     70-18=

90÷3=                    40×20=

6.4+2.3=                   5.3-3.5=

15×20=                   640÷8=

98－17{#blank#}1{#/blank#}60        305＋459{#blank#}2{#/blank#}800      84－25{#blank#}3{#/blank#}59

0×5{#blank#}4{#/blank#}0＋5        125×8{#blank#}5{#/blank#}1000       25÷5{#blank#}6{#/blank#}35÷5