(50+3)•2 = 50•2 + 3•2 = 100 + 6 = 106
(90+1)•9 = 90•9 + 1•9 = 810 + 9 = 819
(200+30+4)•2 = 200•2 + 30•2 + 4•2 = 400 + 60 + 8 = 468
(100+10+1)•6 = 100•6 + 10•6 + 1•6 = 600 + 60 + 6 = 666
(300+20+3)•3 = 300•3 + 20•3 + 3•3 = 900 + 60 + 9 = 969
(200+10+2)•4 = 200•4 + 10•4 + 2•4 = 800 + 40 + 8 = 848
(50+3)•2 = 50•2 + 3•2 = 100 + 6 = 106
(90+1)•9 = 90•9 + 1•9 = 810 + 9 = 819
(200+30+4)•2 = 200•2 + 30•2 + 4•2 = 400 + 60 + 8 = 468
(100+10+1)•6 = 100•6 + 10•6 + 1•6 = 600 + 60 + 6 = 666
(300+20+3)•3 = 300•3 + 20•3 + 3•3 = 900 + 60 + 9 = 969
(200+10+2)•4 = 200•4 + 10•4 + 2•4 = 800 + 40 + 8 = 848