直接写出得数．
6.3+3.7= 9﹣1.8= 1.4×0.5= 3.9﹣0.39= 0.49÷0.7= 1.53+0.8=
9.2×0.01= 0.25×12= 0.51÷0.3= 70÷0.5= 1.8×8= 0.75×4=
直接写出得数．
6.3+3.7= 9﹣1.8= 1.4×0.5= 3.9﹣0.39= 0.49÷0.7= 1.53+0.8=
9.2×0.01= 0.25×12= 0.51÷0.3= 70÷0.5= 1.8×8= 0.75×4=
=
=
=
=
=
=
=
=
=
= ；（2）
+
= ；（3）
+
= ；（4）
﹣
= ．
﹣
=
+
﹣
= 5+
= 2﹣
=
+
+
= 0.2+
= 4+2÷9= 1+
﹣1+
﹣
=
﹣
﹣
=
多
的数是多少？
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