- p - 5,2
1) p = - 12
-( - 12 ) - 5,2 = 12 - 5,2 = 6,8
2) p = 8,1
- 8,1 - 5,2 = - 13,3
3) p = 2 (1/3)
- 2 ( 1/3 ) - 5,2 = - 2 ( 1/3 ) - 5 ( 1/5 ) = - 2 ( 5/15) - 5 ( 3/15) = - 7 ( 8/15 )
4) p = 4 (1/25)
- 4 (1/25) - 5 ( 1/5 ) = - 4 (1/25) - 5 (5/25) = - 9 ( 6/25 )