a = deimpartitul
b = impartitorul
a : b = 3 rest 10
a = 3×b + 10
a+b+3+10 = 143 ==> a+b = 143-13 = 130
a |____|____|____|+10
b |____|
130 - 10 = 120
120 : 4 = 30 (un segment egal)
a = 3×30+10 = 90+10 = 100
b = 30
a = 100 (deimpartitul)
b = 30 (impartitorul)
Verificare:
100 : 30 = 3 rest 10
100+30+3+10 = 143