15. Feel free to check my work.
Four hundred eleven or four hundred and eleven.
The product of 11/8 times 9/4 is 99/32
11:44 (eleven forty four)
88.
The product is 594
eleven to the power of eleven
0.3636 . . .
14.6666-
eleven thousand four hundred pounds in figures = £11,400
Eleven cannot be squared, unless by a mixed number, because nothing times four equals eleven.
22
Eleven and four tenths.