## What is 20 of 22

Input 20/22 Exact result 10/11 Decimal approximation 0.909090909090909090909090909090909090909090909090909090909… Repeating decimal 0.90^_ (period 2) Percentage 90.91% Prime factorization 2×5×11^(-1) Continued fraction [0; 1, 10] Egyptian fraction expansion 1/2 + 1/3 + 1/14 + 1/231 Occurrence in convergents e/3~~0, 1, 9/10, 10/11, 19/21, 29/32, … (simple continued fraction convergent sequence)