a) 437: (2-271)+(3+3-105): 106,
b) 33+3 10:38.3+3.37:35
c) [32. 33 +254 252 + (35): 320]:31;
d) [34%; 3¹% + (24)5+623; 6¹³] : [(3³) - (2²) + 3¹7 3¹³ +(2³)*];
+2.310: (5-35+35) +9.3³; va rog repedeeee ex 7 a,b si c
