问题
解答题
|
答案
×7 18
+5 11
÷7 18
,11 5
=
×7 18
+5 11
×7 18
,5 11
=(
+7 18
)×7 18
,5 11
=
×7 9
,5 11
=
.35 99
|
×7 18
+5 11
÷7 18
,11 5
=
×7 18
+5 11
×7 18
,5 11
=(
+7 18
)×7 18
,5 11
=
×7 9
,5 11
=
.35 99