6 sinf (matematika)

6 - sinf (matematika)
1. Tenglamani yechimini toping:
2. Karsni qisqartiring:
3. Quyidagi tengsizlikning juft, tub, murakkab bo’lgan yechimlarini ajrating: 13 ≤ x ≤ 37
4. EKUK (420 ; 294 ) toping ?
5. Amallarni bajaring:
6. Tijoratchi 1-kun jami maxsulotning qismini, 2-kun qismini, 3-kuni esa qismini sotdi. Tijoratchi shu uch kunda u jami maxsulotning qancha qismini sotgan ?
7. Quyidagi kasrlarni taqqoslang:
8. Agar a = 2,9; b = ̵ 2,3; c = 3,4 bo’lsa (a + b) – c ni son qiymatini toping.
9. Hisoblang: (–11) – (59) + (–11) + (–38) + (–17) – (–12)
10. Tenglamani yeching: 2,4 : x = 4,954 + 5,046
11. Hisoblang:
12. 14,2(95) sonini oddiy kasr ko’rinishida ifodalang.
13. Hisoblang: – · :
14. Tomonlari uzunliklari dm va dm bo’lgan to’g’ri to’rtburchakning yuzini toping ?
15. Hisoblang: (– + : ) – (5,75 – 2 ) –
16. 482 sonining 35 % ni toping.
17. Hisoblang: – 809 + 675 – 751 + 348 – 172
18. To’g’ri to’rtburchakning eni 9 m 14 dm, bo’yi esa enidan 22 dm qisqa bo’lsa, uning yuzi va perimetrini toping ?
19. Hisoblang: 7 + ∙ 12 – 3
20. Hisoblang: – ( 32 – 57 – 11 ) + (– 45 + 63 – 71 )