RT @engineers_feed: Interesting! Any number times 9 is itself x10 minus itself: 9*1 10-1 =9 9*2 20-2 = 18 9 *123 1230-123 = 1107 9*1111 11110-1111 = 9999 9*1/3 3.333-1/3 = 3 9*666 6660-666 =5994 9*e 10(e)-e= 24.4645

Interesting! Any number times 9 is itself x10 minus itself:

9*1
10-1 =9
9*2
20-2 = 18
9 *123
1230-123 = 1107
9*1111
11110-1111 = 9999
9*1/3
3.333-1/3 = 3
9*666
6660-666 =5994
9*e
10(e)-e= 24.4645

— World of Engineering (@engineers_feed) July 8, 2020

from Twitter https://twitter.com/GeesacAntony

July 08, 2020 at 04:28PM