jadvaldan tashqari ko'paytirish 3 sinf

1474990114_63039.ppt yuzlik nl o nllik o nl o 4 4 * ` 1 400 4 * 100 ` 3 3 * ` 1 300 3 * 10 = = = = 80 10 * 8 70 10 * 7 20 10 * 2 = = = 8 6 4 2 4 3 2 3- sinf matematika 3- sinf matematika jadvaldan tashqari ko`paytirish 542-misol 543-misol sonni 10 ga ko`paytirish uchun bu sonnga ong tomondan bitta nol yozib qo`yish kerak. sonni 100 ga ko`paytirish uchun bu songa o`ng tomondan ikkita nol yozib qo`yish kerak 549-553-misol-masalalar. 551-misol (*) va(:) ga doir 3*10=30 7*10=70 9*100=900 30:10=3 70:10=7 900:100=9 yaxlit sonni 10 ga bo`lish uchun bu sonning o`ng tomonidan bitta nolni olib tashlash kerak; 100 …

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