> 数学 >
1
12
+
3
47
)×12-36÷47.
人气:499 ℃ 时间:2020-06-08 19:15:46
解答
1
12
+
3
47
)×12-36÷47,
=
1
12
×12+
3
47
×12-
36
47

=1+(
36
47
-
36
47
),
=1+0,
=1.
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