2- nazorat ishi matem 4- sinf

[bookmark: _hlk147200345]matematika 4- sinf 2-nazorat ishi 1-variant 1.masalani yeching: aziza dugonalari uchun sovg’alar sotib oldi. birinchi sovg’a uchun 167 200 som, ikkinchi sovg’a uchun birinchisiga qaraganda 31 800 so’m kam to’ladi. uchinchi sovg’aning narxi birinchi va ikkinchi sovg’aning o’rtacha narxiga teng. aziza hammasi uchun qancha pul bergan? 2. amallarni bajaring5 2 [image: ] 1 3 4 (528 + 6 996 : 22 -54) : 6 + 47 928= 3. tenglamani yeching 74 • (x + 456) – 24 732 = 10 492 4. taqqoslang. 68 h 12 min – 15 h 21 min 25 h 32 min 15 m 3 dm 6 cm – 8 m 55 cm 43 dm 5 cm 5. berilgan chizmaning perimetri va yuzini toping [image: …

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