Răspuns:
A) 12375+1099-999+1001=12375+100+1001=12457+1001=13476
B) 123624:12×3×2:2= 10302×3:1=3096:1=3096
C)1800:2+(50×2:10+90)+10-25×4=1800:2+(50×5+90)+10-25×4=1800:2+(250+90)+10-25×4=1800:2+340+10-25×4=900+340+10-10l0=1240+10-100=1230-100=1130
Explicație pas cu pas:
Sper ca team ajutat