6 – sinf Matematika Nazorat ishi № 11 I variant Tenglamani yeching. 8x + 10 = 5x + 40
Ifodani soddalshtiring.
Praporsiyaning noma’lum hadini toping.
Ifodaning son qiymatini toping. 7x – 4y + 5x – 6y + 9y bunda X =
Uchta sonning yig’indisi 270 ga teng. Berilgan sonlar 3 : 2 : 4 nisbatlarda bo’lingan bo’lsa shu sonlarni toping?
II variant Tenglamani yeching. 7y + 20 = 2y + 50
Ifodani soddalshtiring.
Praporsiyaning noma’lum hadini toping.
Ifodaning son qiymatini toping. -8,7y + 15x – 2,3y – 7,5x bunda X =
Uchta sonning yig’indisi 360 ga teng. Berilgan sonlar 3 : 2 : 4 nisbatlarda bo’lingan bo’lsa shu sonlarni toping?
6 – sinf Matematika Nazorat ishi № 12 I variant
Proporsiyani yeching. .
6-sinfda matematika fanidan o’quvchilar olgan baxolari quyidagicha, 5 baxo 6ta, 4 baxo 11ta, 3 baxo 17 ta, 2 baxo 2ta quyidagilardan faydalanib ustunli diagramma tuzing.
Berilgan temperaturalar jadvalidan foydalanib chiziqli grafik tuzing.
T *C
-1
-3
2
6
8
3
Soat
2
4
6
8
10
12
Hisoblang. –( 8 * 9 + 3 * 7 - 68 )
O’xshash hadlarni ixchamlang. a) 5a + 3a – 7a – 2a. b) 6a -5a – 6b + 5b.
II variant
Proporsiyani yeching. .
6-sinfda matematika fanidan o’quvchilar olgan baxolari quyidagicha, 5 baxo 5 ta, 4 baxo 12 ta, 3 baxo 15 ta, 2 baxo 3 ta quyidagilardan faydalanib ustunli diagramma tuzing.
Berilgan temperaturalar jadvalidan foydalanib chiziqli grafik tuzing.
T *C
-2
-4
5
2
8
6
Soat
1
3
5
7
9
11
Hisoblang. –( 8 * 12 - 4 *9 - 56 )
O’xshash hadlarni ixchamlang. a) 2b + 6b – 7b – 2b. b) 4x – 3x – 7y + 6y.
