Matematica ABAP

DATA n TYPE p DECIMALS 2.
DATA m TYPE p DECIMALS 2 VALUE ‘-5.55′.
n = abs( m ).   WRITE:   ‘ABS:  ’, n.
n = sign( m ).  WRITE: / ‘SIGN: ‘, n.
n = ceil( m ).  WRITE: / ‘CEIL: ‘, n.
n = floor( m ). WRITE: / ‘FLOOR:’, n.
n = trunc( m ). WRITE: / ‘TRUNC:’, n.
n = frac( m [...]