Fie a si b cele doua numere
a-b = 135
a : b = 4 restul 12
a = 4×b+12
a |_____|_____|_____|_____|+12
b |_____|
4 segmente egale-1 segment egal = 3 segmente egale+12 = 135
135-12 = 123
123 :3 = 41 ( un segment)
a = 4×41+12 = 176
b = 41
Verificare:
176 - 41 = 135
a = 176
b = 41