小数加减乘除法口算练习题.docx

文档介绍：-= += -= 720÷800= +=
-= 17×300= -= -= ×3=
+= ×= += += 24×=
+= += -= ÷5= +=
-= += ×100= -= ＋＝
2+= -= += += ＋＝
÷70= +3= += ÷25= -=
+1= -= += += ＋＝
3+= ÷9= -= -5= +=
×9= -= -= += －＝ 1-= += += +4= +=
4-= += += -= 1-=
23×100= -= ÷40= 53÷100= +=
×80= ÷10= += 7×= ×100=
-= -= ×10= 10+= +=
1-= ×1000= += -= 63÷100=
×100= -= += 80÷1000= +=
-= -= 0×= -= +=
+= 5+