I, myself, is made entirely of flaws; stitched together with good intentions☆
Tuesday, July 15, 2008
Soal Matematika
27=2+7
34=30+4
23 mempunyai 2 puluhan dan 3 satuan
30 mempunyai3 puluhan 0 satuan
4 puluhan 5 satuan=45
16 +30=46
20+10=30
47-16=31
50-30=20
18+31=49
37+17=54
bilangan yang menempati puluhan pada bilangan 23 a?
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