S burxonov, O‘. Xudoyorov, Q. Norqulova, N. Ruzikulova, L. Goibova matematika umumiy o‘rta ta’lim maktablarining

1.
Yechilishini tushuntiring:
360 : 12 360 : 24
2.
480 : 12 480 : 16 640 : 16 680 : 17 
480 : 15 600 : 15 720 : 24 850 : 17 
3.
80 dm necha metr? 800 dm­chi? 800 cm ne­
cha detsimetr?
4. 
x
∙ 10 =540 84 + 
x
= 450
x
: 10 = 45
x
– 24 = 390
5.
To‘g‘ri to‘rtburchakning bo‘yi 35 cm, yuzi
840 cm
2
ga teng bo‘lsa, uning eni necha cm? 
 6. 
1 soat nechta teng bo‘laklarga bo‘lingan? 
http://eduportal.uz

---

64
7.
440 : 22 880 : 20 720 : 30 270 : 18 
510 : 15 210 : 14 600 : 25 660 : 30 
 
8.
Toshkentdan Guliston shahrigacha 120 km. 
Velosipedchi 1 soatda 15 km masofani bosib 
o‘tadi. U shunday tezlikda yursa, Toshkent­
dan Gulistonga necha soatda yetib boradi? 
 
1.
270 : 18 
325 : 13 336 : 21 324 : 27
360 : 24 
442 : 17 266 : 14 308 : 11
2.
Rasm asosida masala tuzing va yeching:
3.
17 soat 37 minut + 14 soat 4 minut
27 minut 40 sekund + 2 minut 26 sekund
8 soat 53 minut – 6 soat 39 minut.
 4.
Chizmalar asosida masala tuzing va yeching:
444 km
http://eduportal.uz

---

65
 5.
5 ta tovuq 5 kunda 5 ta dan tuxum qo‘yadi. 10 
ta tovuq 10 kunda nechta tuxum qo‘yadi?
6.
32 ∙ 20 + 32 ∙ 6 54 ∙ 13 46 ∙ 20 + 46 ∙ 1
7.
Rasm asosida masala tuzing va yeching:
Uchburchaklarning turlari 
 1.
Uchburchaklarning tomonlarini taqqoslang 
va bir­biridan farqini tushuntiring:
5 cm
3 
cm
4
cm
4
cm
3 cm
3 cm
3
cm
3
cm
4
cm
Teng tomonli
uchburchak 
Teng yonli
uchburchak
Turli tomonli 
uchburchak