Ushtrimi 4

Kryeni veprimet:

a) $3\frac{1}{3} + 2\frac{1}{4}$

b) $3\frac{1}{2} - 1\frac{1}{4}$

c) $4\frac{3}{5} - 2\frac{2}{7}$

d) $4\frac{1}{5} + 2\frac{3}{4} - 2\frac{1}{2}$