本帖最後由 shiroikoala 於 2011-12-6 08:44 PM 編輯 5.39.217.76" J# E$ N- B- {' I9 Z7 Z- T0 G
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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# j2 z; [' h% R
tvb now,tvbnow,bttvb# b( R+ X/ d) S! i4 Z
6÷2(1+2) = ? implies:
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- x; W- U( J: _, B# k9 N5.39.217.766÷2 x 3=? implies
9 K& W1 a+ c& s3 q/ y2 V7 u& K% _
3 x 3 = ? implies- C: R3 d7 P2 b5 |8 l% O% f8 |
tvb now,tvbnow,bttvb# D4 }" w. k' |6 p& ^6 m" o4 ]
= 9
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3 }. V @9 b0 i, r% W( H5.39.217.76If the question is written as 6÷[2(1+2)] , then the answer would be 1 |