Răspuns :
a /__/__/__/
b /__/ } 160
160 : 4 = 40 ( B )
40 × 4 = 120 (A)
Verificare : 120 + 40 = 160
b /__/ } 160
160 : 4 = 40 ( B )
40 × 4 = 120 (A)
Verificare : 120 + 40 = 160