verifica egalitatile; a)11*(8-5-2)=11*8-11*5-11*2+0:7*8, b)8+9*10=(33:3*9+1)-100:10:5, c)37+(45-6*6:6)=9*9-49:7. si acum inegalitatile; a)24:4*(100:10)+5*8-6mai mic decat90:3:3+3*7,b)(14+15+16):(19-14)mai mare dacat(1+2*3*4):(6-6:6)