1. Hisoblang: 1+2+3+ +15 a 120 b 135 c 100 d 105

Oylik test
1. Hisoblang: 1+2+3+...+15
A) 120 B) 135 C) 100 D) 105
2. Hisoblang: 60-59+58-57+...+4-3+2-1
A) 60 B) 30 C) 50 D) 40
3. Hisoblang: 96-95+94-93+...+4-3+2-1
A) 96 B) 45 C) 50 D) 48
4. Hisoblang: 76-74+72-70+...+8-6+4-2
A) 38 B) 33 C) 76 D) 36
5. Quyidagi sonlar ketma-ketligida nechta son bor: 35, 36, 37, ...,164, 165, 166
A) 131 ta B) 132 ta C) 166 ta D) 130 ta
6. 31 dan 82 gacha bo’lgan natural sonlar yig’indisini toping.
A) 2938 B) 2493 C) 2483 D) 3473
7. Hisoblang: 68-66+64-62+60-58+ … +12-10+8-6
A) 32 B) 44 C) 88 D) 40
8. . Hisoblang: 1+2+3+...+79+80+81
A) 3339 B) 6642 C) 3321 D) 3325
9. . 1+2+3+4......+20 yig’indini hisoblang
A) 420 B) 200 C) 400 D) 210
10. 5-2+10-7+15-12+………+125-122 hisoblang.
A) 75 B) 90 C) 125 D) 105
11.Qutiga 8 ta katta kubik yoki 12 ta kichik kubik joylash mumkin.Agar shu qutiga 4 ta katta kubik solsak, u to’lishi uchun yana nechta kichik kubik solishimiz kerak?

12. Bizga quyidagicha sonli ketma-ketlik berilgan: 2, 5, 8, 11, 14...., 80. Ushbu ketma-ketlik nechta sondan iborat?

A) 25 B) 26 C) 27 D) 28
13. 1+4+7+10+…+199 yig’indini hisoblang.
A) 13400 B) 6700 C) 13200 D) 6600
14. 1+2+3+4+5+6+7+8+9+9+8+7+6+5+4+3+2+1 ushbu yig’indini hisoblang
A) 81 B) 110 C) 90 D) 100
15. 20+21 dan katta va 20×21 dan kichik nechta natural son bor?
A) 380 B) 381 C) 382 D) 383
16. Xaritada 36 mm uzunlikdagi kesmaga 72 km masofa to’g’ri keladi. Agar xaritada ikki shahar orasidagi masofa 126 mm bo’la, ularning orasidagi masofa necha km?
A ) 252 B) 250 C) 246 D) 244
17. Qaysi tenglikda qo’shishning guruhlash qonuni to’g’ri ko’rsatilgan?
A) 1+6=6+1 B) (9+3)+1=9+(1+3) C) 2=2+0 D) 34= 30+4
18. Bir tomchi suvning massasini aniqlash uchun oldin stakanga 100 tomchi suv tomizildi va uning massasi tarozida tortilib 62 gramm ekani aniqlandi. Agar bo’sh stakanning massasi 55 gramm bo’lsa , bir tomchi suvning massasi qancha? (mg- “milligramm”)
A) 72 B) 70 C) 550 D) 620
19. Ota 50 yoshda , o’g’il esa 20 yoshda. Necha yil avval o’g’il otadan 3 marta yosh bo’lgan?
A) 5 B) 4 C) 3 D) 2
20. 358 ni qanday songa bo’lganda, bo’linma 17 ga teng va qoldiq esa 1 bo’ladi?
A) 18 B) 19 C) 20 D) 21
21. Olimpiadada 6 ta test berildi. Har bir to’g’ri belgilagan testi uchun 4 bal beriladi, xato belgilagani uchun 2 bal ayiriladi. Agar Abdulaziz 12 ball olgan bo’lsa, u nechta testni to’g’ri belgilagan?
A) 3 B) 4 C) 5 D) 6
22. 6N8 soni 7 ga bo’linsa, N ni toping?
A) 4 B) 5 C) 6 D) 7
23. Balandligi 10 m bo’lgan simyog’ochga shilliqurt ko’tarilayapti. Shilliqurt kunduzi 5 m ko’tarilsa, kechasi esa 4 m pastga tushadi. Necha kundan keyin shilliqurt simyog’ochning uchiga chiqadi?
24. Eng katta natural son qaysi?
25. Ketma – ketlikning 11 hadini toping ?
3, 4, 7, 8, 11, 12, …...