ex 2 dau coroana!! va roggg!!!!
![Ex 2 Dau Coroana Va Roggg class=](https://ro-static.z-dn.net/files/da6/17ba71ded8508620963c2154b1441f78.jpg)
450÷3×10=1500 in prima zi
1500-450=1005
1005÷7×4=600 a doua zi
600+1500+450=2550