14. Noma’lum sonni toping: *+19=42
a) 13 b) 23 c) 33
15. Avtobusda 18 ta yo’lovchi bor edi. Bekatda 7ta yo’lovchi tushdi.Chiqdi 6ta yo’lovchi.Bo’ldi qancha yo’lovchi?
a) 17 ta b) 18 ta c) 19 ta
16.Santimetrda ifodalang 4dm=?sm
a)45sm b)400sm c)40sm
17. Tenglamaning javobini toping. 35+x=70
a) 25 b)35 c)45
18. Ayirma 43 ga teng bo’lgan javobni toping.
a) 59-16 b) 30+13 c) 49-3
19. Taqqoslang 8+8*7+9
a)> b)< c)=
20. Ifodaning qiymatini topig. 30+(40-20)=
a )50 b)20 c)40
21. Jadvaldan qiymati bir xil bo’lgan misollarni toping.
47 - 22
|
20 + 20
|
44 + 15
|
60 + 40
|
83 + 17
|
38 - 30
|
68 - 43
|
58 - 50
|
90 - 50
|
67 + 3
|
37 + 22
|
38 + 32
|
22. Misollarning javobini o’sib borish tartibida yozing.
67+3 67-36
23. Ushbu shaklning perimetrini toping.
4 sm
4 sm
24. Tenglamani yeching va natijani tekshiring. 68-x=37
25. Ushbu shaklda nechta uchburchak bor?
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