5-sinf o`quvchilari uchun matematika fanidan maktab I tur olimpiadasi materiallari

5-sinf o`quvchilari uchun matematika fanidan bilimlar bellashuvi uchun tuzilgan test .

1.Uch xonali 376 sonini yozing, so`ngra undagi raqamlarni teskari tartibda yozing. Hosil bo`lgan son berilgan sondan necha birlik ortiq?

A) 226 B) 396 C) 297 D) 235
2. 637 bilan 237 sonlarning ayirmasini 8 marta kamaytiring.
A) 30 B) 50 C) 62 D) 65
3. Tenglamaning ildizini toping. ( 120-y) +59=81
A) 89 B) 98 C) 76 D) 78
4. 200 m uzunlikdagi arqondan birinchi marta 28 m kesib olindi, ikkinchi marta birinchiga qaraganda 15 m ortiq kesib olingan bo`lsa , qolgan arqon necha metrni tashkil etadi.
A) 192 B) 109 C) 125 D) 129
5.Tenglamaning ildizini toping. ( x+73) – 37=127
A) 17 B) 91 C) 18 D) 105
6. Qo`shishni bajaring: 74708643+5712399736.
A) 7587108643 B) 5787108643 C) 8757801643 D)5787108379
7. Amalni bajaring: 9000551000- 8667395
A) 8199883605 B) 8991883605 C) 8991883505 D)899721645
8. Sayyoh uch mkunda 47 km masofani bosib o`tdi.U dastlabki ikki kunda 33 km , oxirgi ikki kunda 30 km masofani bosib o`tdi. Sayyoh har kuni necha km yo`l yurgan.
A) 13,17,17. B) 15,16,16. C) 17,16,14 D) 15,16,18.
9.Bir bo`lak sim ikkinchi bo`lakka qaraganda 6 marta qisqa, uchinchi bo`lak ikkinchisiga qaraganda 4 marta uzun. Birinchi bo`lak sim uzunligi 12 m bo`lsa, simning uchinchi bo`lagi necha metr?
A) 288; B) 208 C) 28 D) 15
10.Tenglamani yeching: 384917 + 24384- x= 234871
A) 147394 B) 174394 C) 74394. D)174430
11. To`g`ri to`rtburchakning eni 12 sm bo`lib, bo`yidan 4 sm qisqa. To`g`ri to`rtburchakning perimetrini toping.
A) 56 B) 65 C) 130 D) 25
12. Ifodaning qiymatini toping: 13*19-2345:35
A) 180 B) 108 C) 801 D) 105
13.Bo’linmani toping. 195000:78
A) 2400 B) 2300 C) 260 D) 2500
14. B nuqta AC kesmani ikkita kesmaga bo`ladi.Agar: 1) AB= 3sm 8mm, AC= 7sm 3mm, BC kesmaning uzunligini toping.
A) 3sm 5mm B) 4sm 5mm C) 4sm 25mm D) 3sm 18mm
15.Hisoblang: 15024:( 928-302) +991
A) 103 B) 108 C) 280 D) 1015
16. Quyidagi sonlardanv eng kichik sonni toping.
A) 11111 B) 100000 C) 100002 D) 10005
17. Quyidagi sonlardan eng katta sonni toping.
A) 1000 B) 1111 C) 9999 D) 9099
18.1kg guruch 900 so`m turadi. Sotuvchi har bir qopi 60 kg dan 25 qop guruch sotdi. Sotuvci necha so`mlik savdo qilgan.
A)1300 B)90000 S)250000 D)1350000
19. Ko`paytirishning guruhlash xossasidan foydalanib ko`paytmani hisoblang.
4*(25*725)
20.Ko`paytirishni bajaring: 1530*15
21Noma’lum bo`luvchini bo`linmaga………….. kerak.
22. Ifodani soddalashtiring. 65y+30+35y+8
23.Hisoblang (315 :3)²
24.Har doim qoldiq bo`luvchidan ……………… bo`ladi.
25. Yig`indini ko`paytmaga keltirib so`ng hisoblang. 63+63+63+63+63

t/r	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18
javob	C	B	B	D	B	D	B	C	A	D	A	A	D	A	D	D	C	D