Răspuns :
a+b+c+d= 409:5=81,8
a=137. 40
b=137x2=272. ==9
c=(137+272)-36=409. 5
d=409:5= 81,8
137+272+409+81,8= 899,8
sper ca team ajutat!!!
a=137. 40
b=137x2=272. ==9
c=(137+272)-36=409. 5
d=409:5= 81,8
137+272+409+81,8= 899,8
sper ca team ajutat!!!
nr1 137
nr2 137×2=274
nr3. 137+274=411
411-36=375
nr4. 375:5=75
suma 137+274+375+75=861
nr2 137×2=274
nr3. 137+274=411
411-36=375
nr4. 375:5=75
suma 137+274+375+75=861