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va rog sa-mi faceti si mie 50:(3×3 -3:3-3×3:3)=

Răspuns :

= 50 : (9-1-9:3)
= 50 : (9-1-3)
= 50 : (8-3)
= 50 : 5 
- 10
1) 3x3=9
2) 3:3=1
3) 3x3=9
4) 9:3=3
5) 9-1=8
6) 8-3=5
7) 50:5=10