Round 33.54296 to ten thousandth

3 3. 5 4 2 9 6
       ^ ^ ^  ^
       t h  t   t
      e u h  e
      n n o  n
      s d u  t
         r s  h
         e a  o
         d n  u
         s d  s
            s  a
                n 
                d
                s

9 is in the ten thousands
after it is 6 which is greater than 5  (9 turns to 10)

so the answer is 33.543

Idon’t know actually is more difficult