How about 60+51 + 111 as one example
Nothing
111111111111
111 + 167 = 278
112 + 113 + 111 = 336
-111
p + 7 = 111 subtract 7 from each side p + 7 - 7 = 111 - 7 p = 104
The original questions is in parenthesis,71 plus 2 = 10 22 plus 31 =8 111 plus 22 =7(71) 7+1 "plus" 2 (2) = 10, (22) 2+2 (plus) (31) 3+1=8, (111) 1+1+1 "plus" (22) 2+2=7
6 713 793 333 111 917 190
-111
111 + 111 = 1110
-108
the answer to 111+112+113=336
457 plus 111 is 568. Use a calculator, is is easier.