Răspuns :
9-3-1 = 9-1-3=9-1-3
7-1-5=7-5-1=7-4-2
5-3-2=5-2-3=5-3-2
8-2-4=8-4-2=8-2-4=8-5-1
7-1-5=7-5-1=7-4-2
5-3-2=5-2-3=5-3-2
8-2-4=8-4-2=8-2-4=8-5-1
Răspuns:
9-3-1=9-1-3=9-1-3
7-1-5=7-5-1=5-7-1-5=7-1-5
5-3-2=5-2-3=5-3-2
8-2-4=8-4-2=8-2-4=8-2-4
Explicație pas cu pas: