2-chorak. 5-sinf matematika 1-variant 1

2-chorak. 5-sinf matematika 1-variant
1. Kamayuvchi 36 taga ortib, ayriluvchi 16 taga ortsa, ayirma qanday o’zgaradi?
A) 52 taga ortadi; B) 20 taga ortadi;
C) 20 taga kamayadi; D) 52 taga kamayadi
2. Qo’shiluvchilardan biri 25 taga ortib, ikkinchisi 15 ta kamaysa, yig’indi qanday o’zgaradi?
A) 10 taga ortadi; B) 40 taga ortadi;
C) 10 taga kamayadi; D) 40 taga kamayadi.
3. 2002³ + 2003² yig’indining oxirgi raqamini toping.
A) 5; B) 2; C) 6; D) 7.
4. Ifodaning qiymatini toping:
(2³ – 2² )  (4² – 15).
A) 16; B) 23; C) 15; D) 4.
5. Hisoblang: 1 935 : 43 + 54.
A) 66 B) 99 C) 76 D) 86
6. Sobirjon bir son o’yladi, uni 4 ga bo’ldi. Natijadan 25 ni ayirib, hosil bo’lgan sonni 9 ga ko’paytirsa, 81 hosil bo’ldi. Sobirjonning o’ylagan sonini toping.

1. 
   136 B) 163 C) 361 D) 169
   

7. 27 843 soni 37 123 sonidan qancha kichik, 11 248 dan qancha katta?

1. 
   9 280 ga kichik, 16 595 ga katta
   
2. 
   2 980 ga kichik, 15 695 ga katta
   
3. 
   2 890 ga kichik, 19 565 ga katta.
   

8. Tenglamani yeching: x + 65 = 211.

1. 
   106 B) 146 C) 164 D) 156
   

9. To’g’ri chiziqda 16 ta nuqta belgilangan bo’lib, har ikki nuqta oralig’i 2 sm dan. Ikki chetki nuqtalar orasidagi masofani toping.

1. 
   32 B) 26 C) 30 D) 42
   

10. Amallarni bajaring. 25673+34862

1. 
   40 264 B) 42 064
   

C) 40 624 D) 42 164
11. Poyezdning uzunligi 800 m. U ustun yonidan 40 sekundda o’tib ketdi. Poyezdning tezligini toping.
A) 30 m/s; B) 15 m/s; C) 25 m/s; D) 20 m/s.
12. Hisoblang: 56  204 : 12.
A) 952; B) 932; C) 820; D) 5 992.