Calculate or simplify the fractions: 11/12, 11/14, 63/40, 61/70, 3/4, 8/3, 4/4

Let's analyze the fractions. 1. 11/12: This fraction is already in its simplest form since 11 is a prime number, and it doesn't divide 12. 2. 11/14: This fraction is also in its simplest form because 11 is a prime number and doesn't divide 14. 3. 63/40: This fraction is in simplest form. The prime factors of 63 are 3, 3, and 7. The prime factors of 40 are 2, 2, 2, and 5. There are no common factors. 4. 61/70: This fraction is in simplest form. 61 is a prime number, and it does not divide 70. 5. 3/4: This fraction is already in its simplest form. 6. 8/3: This is already in its simplest form. 7. 4/4: This fraction can be simplified to 1. Therefore, the simplified fractions are: * 11/12 * 11/14 * 63/40 * 61/70 * 3/4 * 8/3 * 1 Simplified fractions: 11/12, 11/14, 63/40, 61/70, 3/4, 8/3, 1