word
word
1 / 10
word
小数加减法的训练:(B)
(竖式计算)
+= +=
-=11= -85=
10-= 45-=
-= -=
+= -=
word
word
5 / 10
word
-= +=
+= 50-=
+= +=
-= +=
-= +=
-= +=
小数数位相同的加减法
+= +=
-= -=
+= +=
+= -=
word
word
6 / 10
word
-= -=
-= +=
+= -=
-= +=
+= -=
+= -=
+= -=
-= +=
+=
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