问题
解答题
[4
|
答案
[4
+(5.4-3 5
)÷7]×1 2
,10 11
=[4
+4.9÷7]×3 5
,10 11
=[4.6+0.7]×
,10 11
=5.3×
,10 11
=
,53 11
=4
.9 11
[4
|
[4
+(5.4-3 5
)÷7]×1 2
,10 11
=[4
+4.9÷7]×3 5
,10 11
=[4.6+0.7]×
,10 11
=5.3×
,10 11
=
,53 11
=4
.9 11