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3- nazorat ishi. Yozma ish
1-variant
1.Masala.
7 ta yashikda 91 kg kartoshka bor. Shunday 2 ta yashikda necha kg kartoshka bor ?
2. Hisoblang . 55 : 5 72 : 3 3. Amallarni bajaring. 42 : 3 + 56 : 8 48 : 4 – 21 : 3
4. Agar a = 18, b= 6 bo`lsa, a x b, a : b ifodani qiymatini toping.
5. Ikkita kesma chizing. Birinchi kesma 13 sm. Ikkinchi kesma birinchi
kesmadan 3 sm qisqa bo`lsin. Ikkinchi kesma necha sm ?
2-variant
1.Masala.
4 ta yashikda 88 kg kartoshka bor. Shunday 3 ta yashikda necha kg kartoshka bor ?
2. Hisoblang . 78 : 6 63 : 3
3. Amallarni bajaring. 88 : 8 + 99 : 9 36 : 3 – 35 : 7
4. Agar a = 24, b= 2 bo`lsa, a x b, a : b ifodani qiymatini toping.
5. Ikkita kesma chizing. Birinchi kesma 12 sm. Ikkinchi kesma birinchi
kesmadan 4 sm qisqa bo`lsin. Ikkinchi kesma necha sm ?
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