kalau untuk sempoa, gimana yah system nya ? dan bukan hanya satuan bahkan perkalian ratusan bisa dengan mudah
[EMAIL PROTECTED] wrote: Ini dulu aku keep dari Pak Dede tuh.... Tahukah bapak dan ibu sekalian dengan angka 19,29,39,49,59,69,79,89 dan 99? Apanya yang istimewa? Deretan angka tersebut memiliki keistimewaan sebagai berikut: 19= 1x9+1+9 29= 2x9+2+9 39= 3x9+3+9 Jadi... kalau begitu bagaimana dengan 49,59,69,79,89 dan 99? Silahkan anda coba. Salam Komunitas mATHmAGICfAMIlY Regards, Diani Efficiency Dept. "Janfred Nimrod Sitohang" Others, 18/08/2006 16:38 To: cc: Subject: RE: [balita-anda] Tips Perkalian Mudah untuk SD Kelas 1-2 Thanks pak! very valuable information,. saya lagi siap siap nich punya momongan, makanye saya siapin cara ngajar matematika yang enak and gampang. buat parents and moth yang lain!, ada yang lain nggak ya,. rgds -----Original Message----- From: Novian Kuncorohadi [mailto:[EMAIL PROTECTED] Sent: Friday, August 18, 2006 3:37 PM To: balita-anda@balita-anda.com Subject: Re: [balita-anda] Tips Perkalian Mudah untuk SD Kelas 1-2 Beberapa yang gampang ngingetnya Perkalian 11 Angkanya dipisah, ditengahnya ditambahin penjumlahannya Misal, 26 x 11 = 2 (2+6) 6 = 286 47 x 11 = 4 (4+7) 7 = 4 11 7 = 517 Kuadrat dengan belakang 5 Tinggal dikaliin dengan angka sesudahnya, belakangnya pasti 25 Misal 35 x 35 = 3 x 4 = 12 = 1225 75 x 75 = 7 x 8 = 56 = 5625 Perkalian sama-sama kelipatan 5 (tapi selisih 10) Tinggal dikaliin dengan 2 angka sesudahnya, belakangnya pasti 75 Misal 45 x 55 = 4 x 6 = 24 = 2475 75 x 85 = 7 x 9 = 63 = 6375 Pengen tau, apakah angka itu kelipatan 9 atau bukan Tinggal dijumlahin semua angkanya satu persatu Kalo jumlahnya = 9, berarti angka itu bener kelipatan 9 Misal 349685 = 3+4+9+6+8+5 = 35 = 3+5 = 8 (berarti bukan kelipatan 9) 257022 = 2+5+7+0+2+2 = 18 = 1+8 = 9 (berarti kelipatan 9) Kalo yang perkalian 9 dibawah angka 10 Dulu bapak saya ngajarinnya pake jari 2 tangan Misal 4 x 9, Kalo 10 jari tangannya dijejerin Dari kiri, hitungan 4 itu pas di jari telunjuk tangan kiri Disebelah kiri jari telunjuk itu ada 3 jari, dan sebelah kanannya ada 6 jari Jadi 4 x 6 = 36 Misal lagi 8 x 9 Dari kiri, hitungan 8 itu pas jari tengah tangan kanan Disebelah kiri jari tengah itu ada 7 jari, dan di sebelah kanannya ada 2 jari Jadi 8 x 9 = 72 Selamat mencoba Nope Papa Vinca ----- Original Message ----- From: "Bunda_Salwaa" To: Sent: Friday, August 18, 2006 3:11 PM Subject: Re: [balita-anda] Tips Perkalian Mudah untuk SD Kelas 1-2 > kcuali kali2an 11, yg laen dah muppeng!.... > > hehe, kbanyakan mlototin monitor....:-) > > On 8/18/06, Dini Febrina wrote: > > yg gampang kali-kalian 11 Mbak he..he.. > > 12 x 11 = 132 , 16x11=176 (tinggal ditambah 1 utk bilangan puluhannya) > > > > ----- Original Message ----- > > From: "Maria" > > Subject: Re: [balita-anda] Tips Perkalian Mudah untuk SD Kelas 1-2 > > > Lumayan juga ya untuk ngitung cepet. > > > BTW ada yg tahu cara ngitung cepet diatas 10 gak ? > > > > > > RGDS > > > Maria > > > ----- Original Message ----- > > > From: "Janfred Nimrod Sitohang" > > > Subject: RE: [balita-anda] Tips Perkalian Mudah untuk SD Kelas 1-2 > > > > > > > > > kali kali 6 hanya bisa 6 x 8 dan 6 x 9 > > > kali kali 7 hanya bisa 7 x 7, 7 x 8, 7 x 9 > > > kali kali 8 hanya bisa 8 x 6, 8 x 7, 8 x 9 > > > kali kali 9 bisa 9 x 2, 9 x 3, 9 x 4, 9 x 5, 9 x 6, 9 x 7, 9 x 8, dan 9 x > > 9 > > > > > > > > > but anyway.. cukup smart juga > > > > > > rgds > > > Jan > -- > Muslifa Aseani > Marketing Cv Global Net Persada > http://www.netpersada.com > http://www.bayipertama.com?id=lucky > Sell Everything, Everywhere, Everytime > > -------------------------------------------------------------- > Kirim bunga, http://www.indokado.com > Info balita: http://www.balita-anda.com > Peraturan milis, email ke: [EMAIL PROTECTED] > menghubungi admin, email ke: [EMAIL PROTECTED] > > > The information transmitted is intended only for the person or the entity to which it is addressed and may contain confidential and/or privileged material. If you have received it by mistake please notify the sender by return e-mail and delete this message including any of its attachments from your system. Any use, review, reliance or dissemination of this message in whole or in part is strictly prohibited. Please note that e-mails are susceptible to change. The views expressed herein do not necessarily represent those of PT Astra International Tbk and should not be construed as the views, offers or acceptances of PT Astra International Tbk. -------------------------------------------------------------- Kirim bunga, http://www.indokado.com Info balita: http://www.balita-anda.com Peraturan milis, email ke: [EMAIL PROTECTED] menghubungi admin, email ke: [EMAIL PROTECTED] -------------------------------------------------------------- Kirim bunga, http://www.indokado.com Info balita: http://www.balita-anda.com Peraturan milis, email ke: [EMAIL PROTECTED] menghubungi admin, email ke: [EMAIL PROTECTED] ," DISCLAIMER : The information contained in this communication (including any attachments) is privileged and confidential, and may be legally exempt from disclosure under applicable law. It is intended only for the specific purpose of being used by the individual or entity to whom it is addressed. If you are not the addressee indicated in this message (or are responsible for delivery of the message to such person), you must not disclose, disseminate, distribute, deliver, copy, circulate, rely on or use any of the information contained in this transmission. We apologize if you have received this communication in error; kindly inform the sender accordingly. Please also ensure that this original message and any record of it is permanently deleted from your computer system. We do not give or endorse any opinions, conclusions and other information in this message that do not relate to our official business. --------------------------------- Talk is cheap. Use Yahoo! Messenger to make PC-to-Phone calls. Great rates starting at 1ยข/min.
