101 x 5 = SOS
567 x 2 = hello
So,
101 x 7 = ???
(not 707)
LOL.
101 x 5 = 505 which looks like SOS,
567 x 2 = 01134 (put in calculator and turn upside down) looks like hello
101 x 7 = 707 turn upside down and it becomes LOL.