+
= 
+
＝ 1－
＝ 
-
=
－
＝ 
-
= 
＋
+1＝ 
+
+
=
+
-
= 1-
= 
+
-
=相关试题
直接写得数．
| 800÷5= |
60×50= |
46+64= |
0.6+6= |
| 23+34= |
5﹣3.6= |
8+9.7= |
12×200= |
| 9+4.5= |
15×40= |
 ﹣ = |
 + = |
直接写得数．
| 800÷5= |
60×50= |
46+64= |
0.6+6= |
| 23+34= |
5﹣3.6= |
8+9.7= |
12×200= |
| 9+4.5= |
15×40= |
﹣= |
+= |
粤公网安备 44130202000953号