114
3 x 112...
111111111111
111 + 111 = 1110
the answer to 111+112+113=336
112 + 113 + 111 = 336
457 plus 111 is 568. Use a calculator, is is easier.
111 + 147 =258
100 - 25 + 3 x 12 = 111
111 + 444 = 555
111 + 167 = 278
90 + 21 = 111
VII (Seven), III=3 and IV =4.