Solved. Someone taught me a method

do 3:11

11 goes into 3 no times.

Add a 0 to 3

11 goes into 30 two times. Put a two somewhere.

2 times 11 is 22.

30 minus 22 is 8 (add a zero) so 80.

11 goes into 80 7 times. Answer is 0.27 recurring.

Never got taught this.