21 = twenty-one.
21st
21st or twenty-first.
21/10 is already in simplest form as a fraction. As a mixed number it is 21/10
21% = 21/100 in fraction form.
21 = twenty-one.
21st
21st
twenty one
21st or twenty-first.
Twenty-one hundredths.
Cardinal numbers ending in one form their ordinals by adding "st" for "first. Examples : 21 becomes 21st ("twenty-first") 101 becomes 101st ("one hundred first" or "one hundred and first")
21 = twenty-one
number: 21. word: einundzwanzig.
2.05 in mixed number form = 21/20
2.1 in mixed number form = 21/10
The exponent form for 21 is 21^1. In exponent form, the base number (21) is raised to the power of 1. This means that 21^1 equals 21. Exponentiation is a mathematical operation that represents repeated multiplication of the base number by itself the number of times indicated by the exponent.