63÷7= 580+200= 60×7= 350+500= 35+8=
270﹣70= 420×3= 30÷6= 700﹣120= 240+80=
34﹣18= 88÷9= 90×4= 93﹣63= 8×0=
15×6= 
+
= 1﹣
= 
﹣
= 
+
=
相关试题
63÷7= 580+200= 60×7= 350+500= 35+8=
270﹣70= 420×3= 30÷6= 700﹣120= 240+80=
34﹣18= 88÷9= 90×4= 93﹣63= 8×0=
15×6= += 1﹣= ﹣= +=
=
=（1.01﹣0.91）×15=
=
=
=
= 100÷0.01=
= 1.01×0.8=
=
=
=
÷0.125
÷1
0.25×1
÷3×
+
+
﹣0.625）
=
= 3.9×10%=
=
=
=
=
= 25÷25%=
= 44÷
=
= 2﹣
=
÷2=
=
=．
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