What is the opposite of 1 3

- What is the opposite of 1 3 4
- What is the opposite of 3 1 5
- What is the opposite of 3 1 2
- What is the opposite reciprocal of 1 3
- What is the opposite of x^1/3
- What is the opposite of the exponent 1/3
- What is the opposite of multiplying by 1 3
- What number is the opposite of 3 1/4
- What is the opposite of 3/5
- What is the opposite of - 10