小数口算计算题600道.doc

文档介绍：+= ×= += +=
+= += -= ÷5=
-= += ×100= -=
2+= -= += +=
÷70= +3= += ÷25=
+1= -= += +=
3+= ÷9= -= -5= ×9= -= -= +=
1-= += += +4=
4-= += += += ÷40=
53÷100= += ×80=
÷10= += 7×= ×100=
-= -= ×10= 10+=
1-= ×1000= += +=
×100= -= -= 63÷100=
-= += 80÷1000= +=
-= 0×= -= +=
+= 5+= 1-= += += += += 1-= 8-= -= += +=
-= -= -= -=
10+= -= +=
+= -= 1-= -= -= -
= +=
-= -= += ÷11=
×10= ×7= ÷5=
8×+3=
×= +21= ÷= ÷=
501-98= ×= 110÷100= ×9=
×10=
125×7+125= ×5= ×7=
÷= ÷= +=
480+199=
63÷= 4×= += ×7=
10÷8= += ×8=
÷=
-= += -= 720÷800=
+= -= 17×300= -=
+= ×= += +=
+= += -= ÷5=
-= += ×100=