8×1 =          7×4 =         8×8 =       9×4 + 9 =      8×6+3 =

9×9=          8×7=          7×7=       6×5 – 5 =      8×4 – 5 =

5×4=          2×8=          5×9=       7+9+7=         9×8 – 8 =

38{#blank#}1{#/blank#}4×9         7×7{#blank#}2{#/blank#}48       2 米{#blank#}3{#/blank#}300厘米

3×8{#blank#}4{#/blank#}6×4       39+5{#blank#}5{#/blank#}5×9     30分{#blank#}6{#/blank#}半小时

8×9=         6×6=          4×7=         6×3=

7×6=         9×4=          8+9=          4×8=

9×7=         8×8=          3×5=         2×7=

9×9=         3+5=           1×6=          5×4=

7×4{#blank#}1{#/blank#}3×7           4×6{#blank#}2{#/blank#}8×3          1米{#blank#}3{#/blank#}10厘米

9×1{#blank#}4{#/blank#}9+1          57-19{#blank#}5{#/blank#}75-19        60分{#blank#}6{#/blank#}1时

5×6=          8×4=        9×3=        7×9=         6×7+8=

82-32=        71-8=        23+6=      42+28=       9×9-30=