Find the reciprocal:

-212/13

13/212

oops

- 13/212

To find the reciprocal of a fraction, you need to invert the fraction.

For the fraction -212/13, to find its reciprocal, you need to take the inverse of -212/13. When you invert a fraction, you swap the numerator and the denominator.

Therefore, the reciprocal of -212/13 is 13/-212.