9×9
3x3x3x3
12
2
2*2
9
9x9
4
9
81 = 92
92 = 81
80+1= 81
The possessive form of "index" is "index's." For example, "the index's values are displayed in alphabetical order."
81% is 81/100 as a fraction in its simplest form
81% means, = 81/100 -----------------------the simplest form
81 is 3 to the power 4.
"index" is the singular form - "indices" is the plural :)
81 is a whole number whose simplest form is 81.
The plural form for the noun index is indexes.
81/100
5/81 is the simplest form.