matem nazorat chortoq anora

1-sinf 4-nazorat ishi matematika 1-qator 1. hisoblang: (40+4)-3= (20+8)-10= 2. 7 cm perimetrini toping: 3 cm 3. imkoni borini taqqoslang, iloji yo‘qni bo‘yang: 18 cm 81 cm 3 dm 30 cm 25 kg 25 cm 4. tangram boshqotirmasining 2 ta to‘plami aralashgan. hammasi nechta qism bor? 5. [bookmark: _goback]qaysi shakllar o‘zaro teng?4 5 3 2 1 1-sinf 4-nazorat ishi matematika 2-qator 1. hisoblang: (50+6)-2= (60+9)-10= 2. 6 cm perimetrini toping: 2 cm 3. imkoni borini taqqoslang, iloji yo‘qni bo‘yang: 81 cm 18 cm 4 dm 40 cm 29 kg 29 cm 4. tangramdan 2 ta uchburchak yo‘qoldi. nechta qism qoldi? 5. qaysi shakllar o‘zaro teng?3 4 5 2 1

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