6 – sinf Matematika Nazorat ishi №1 I variant

6 – sinf Matematika Nazorat ishi № 15
I variant

1. 
   Tenglamani yeching.
   
2. 
   Hisoblang. -136*57 – 68*36 – 50*68
   
3. 
   Yulduzcha o’rniga shunday son qo’yingki tenglik to’g’ri bo’lsin.
   

-28 + (-22) + = -55 – 3
4. Son o’qida koordinatalar berilgan nuqtalar orasidagi sonlarni toping.
C ( - 14 ); D ( - 1 )
5.Masalani yeching.
Aylana ning radiusi 3,5 sm; 2,3 dm; 1,14 sm; 21,3 sm bo’lsa. Aylananing diametrini toping?
II variant

1. 
   Tenglamani yeching.
   
2. 
   Hisoblang. -144*36 +(-288) *(-18) – 72*11
   
3. 
   Yulduzcha o’rniga shunday son qo’yingki tenglik to’g’ri bo’lsin.
   

-78 - (-22) - = -(-63) – 96
4. Son o’qida koordinatalar berilgan nuqtalar orasidagi sonlarni toping.
K ( - 15 ); B ( - 2 )
5.Masalani yeching.
Aylana ning radiusi 1,8 dm; 2,5 sm; 2,16 sm; 13,6 sm bo’lsa. Aylananing diametrini toping?