小数加减乘除法口算练****题
小数加减乘除法口算练****题(1)
-= += -= 720÷800=
+= -= 17×300= -=
+= ×= += +=
+= += -= ÷5=
-= += ×100= -=
2+= -= += +=
÷70= +3= += ÷25=
+1= -= += +=
3+= ÷9= -= -5=
×9= -= -= +=
1-= += += +4=
4-= += += +=23×100= -=
小数加减乘除法口算练****题(2)
÷40= 53÷100= += ×80=
÷10= += 7×= ×100=
-= -= ×10= 10+=
1-= ×1000= += +=
×100= -= -= 63÷100=
-= += 80÷1000= +=
-= 0×= -= +=
+= 5+= 1-= +=
+= += += 1-=
8-=
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