本帖最後由 shiroikoala 於 2011-12-6 08:44 PM 編輯 5.39.217.76) C; x6 |9 |3 Z% l
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I once think it should be 1, but then I've changed my mind to 9 bcoz:tvb now,tvbnow,bttvb, u6 g b. W/ n/ _$ A
: R" [; C2 _6 s1 J6÷2(1+2) = ? implies:
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) U2 J# Q7 @1 w4 q7 F5.39.217.766÷2 x 3=? impliestvb now,tvbnow,bttvb6 M' M5 d$ H5 p# V' {- o: _, C
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3 x 3 = ? implies
. u9 \; V! q, K7 N5 m4 s3 r) ttvb now,tvbnow,bttvb公仔箱論壇5 U: ~" A% N: }# k4 b
= 9
# u5 l, l1 f$ a8 ]. t7 {* U. G5.39.217.76. }( J0 N2 j) N0 l. f. H
If the question is written as 6÷[2(1+2)] , then the answer would be 1 |
發表於 2011-11-2 11:41 PM
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