四年级小数加减法计算300题.docx

文档介绍：+ =
20 + =
＋ =
-3=
- =
+ =
2-=
＋ =
－ =
+ =
-=
+ =
-=
2+ =
+=
- =
-=
+ =
-=
1-=
＋ =
1-=
— 4=
+4=
+=
10-=
6＋ =
-=
1－ =
＋ =
7＋ =
3. 25 + 0. 75=
+ =
0. 7+0. 9=
1 - =
+ 1 =
14. 6-0. 4=
10-0. 1 =
14+0. 78=
3+=
5-0. 08=
1 . 64+2. 35=
1. 1 - 1 =
8. 34-6.
22= 12. 6+3. 4=
+ =
+=
-=
+=
- =
+=
+=
+= += +=
+=
+ = + = += +=
+14=
6+= += += +=
+=
+ = += - = -=
-=
-=
+=
+=
-=
+=
6+=
-=
-=
+=
+=
+= +=
+= +=
-=
+= += += +=
+=
+=
+= += -=
- =
-= += 42+= +=
+=
+=
+ =
- =
+=
-=
+=
+=
+=
+ =
+=
- =
-=
+=
+=
- =
9