Matematika 3-sinf i-variant 1-chorak

Do’konga 40 kg karam keltirildi. Tushgacha 9 kg va tushdan so’ng 11 kg karam sotildi. Qancha karam qoldi?

1. 
   12 kg b) 15 kg c) 19 kg d) 20 kg
   

13. 
    Ko’paytmani toping: 424 · 2 =
    

1. 
   6 84 b) 848 c) 396 d) 846
   

14. 
    Bo’sh kataklar o’rniga >, < yoki = belgilarini mosini qo’ying: 5 · 111 3 · 133
    

1. 
   > b) = c) < d) =
   

15. 
    2 qop sabzi 128 kg bo’lsa, 1 qop sabzi necha kg?
    

1. 
   60 kg b) 64 kg c) 50 kg d) 62 kg
   

16. 
    Tomonlari 2 sm 8 mm va 3 sm 2 mm bo’lgan to’g’ri to’rtburchakning perimetri necha mm.ga teng?
    

1. 
   100 mm b) 90 mm c) 120 mm d) 50 mm
   

17. 
    Bo’linmani toping: 426 : 2 =
    

1. 
   213 b) 124 c) 121 d) 312
   

18. 
    246 kg shakarni 2 kg.dan qilib xaltachalarga solib chiqing. Sizga nechta xaltacha kerak bo’ladi?
    

1. 
   120 ta b) 110 ta c) 100 ta d) 123 ta
   

19. 
    Amallarni bajaring: 439 + 669 : 3 =
    

1. 
   335 b) 662 c) 255 d) 77
   

20. 
    AB kesma 30 sm, CD kesma undan 3 marta qisqa. CD kesma necha sm?
    

1. 
   6 sm b) 20 sm c) 10 sm d) 15 sm
   

21. 
    Noma’lum ko’paytuvchini toping: X · 2 = 130
    

1. 
   62 b) 64 c) 75 d) 65
   

22. 
    Agar a = 136, b = 142 bo’lsa, a + b ifodaning qiymatini toping.
    

1. 
   278 b) 134 b) 468 d) 241
   

23. 
    Ikkita bir xil yashikda 18 kg o’rik bor. Shunday 5 ta yashikda necha kg. o’rik bor?
    

1. 
   30 kg b) 45 kg c) 40 kg d) 35 kg
   

24.