3-3.ko`paytirish va bo`lishga doir masalalar.26-dars

3-sinf fan nomi:matematika mavzu:ko`paytirisdh va bo`lishga doir masalalar. 3- bob.26-dars 1 dars shiori: matematika fanlar ichra shoh, uning sirlaridan bo`laylik ogoh! o`tilganlarni mustahkamlash: sinf ishi 534:3x1= 630:9x9= 6x23:3= 9x5:9= yechish:639:3=213 javob:213 (ta dan har bir javonga 8x50=400 945:9=105 > 312:3=104 287:7=41 > 160:4=40 < 125x8=1000 1) 35 ÷ 5 = 7 (ta) – tuyalar soni; 2) 7 × 13 = 91 (ta) – maymunlar soni; 3) 35 + 7 + 91 = 133 (ta) – tuya, zebra va maymunlar soni; 4) 214 – 133 = 81 (ta) ilonlar soni. javob: hayvonot bog‘ida 81 ta ilon bor 35 ÷ 5 = 7 (ta) – tuyalar soni; 2) 7 × 13 = 91 (ta) – maymunlar soni; 3) 35 + 7 + …

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