Write 90% as a fraction or mixed number in simplest form.
To express a percentage as a fraction, you can divide the percentage by 100 and simplify the resulting fraction if necessary.
To convert 90% to a fraction:
1. Divide 90 by 100: 90 ÷ 100 = 0.9
2. Simplify the fraction if possible. In this case, it is not necessary since 0.9 is already in simplest form.
Therefore, 90% expressed as a fraction in simplest form is 9/10.