The preterite perfect (past anterior) is formed using the formula below:

preterit conjugation of haber + the past participle = past anterior

The preterite conjugation of haber is shown below:

haber (full conjugation)

  
yo
  
hube
  
(I)


  
tú
  
hubiste
  
(you)


  
Ud./él/ ella
  
hubo
  
(you/he/she)


  
nosotros (as)
  
hubimos
  
(we)


  
vosotros (as)
  
hubisteis
  
(you guys)


  
Uds./ellos/ ellas
  
hubieron
  
(you all/they)

The past participle is formed by adding the suffix -ado to -ar verbs and -ido to -er and -ir verbs.

Example: the past participle of hablar (to speak) is hablado. The table below shows the conjugation of hablar in the preterit perfect:

hablar (example sentences) (full conjugation)

  
yo
  
hube hablado
  
(I had spoken)


  
tú
  
hubiste hablado
  
(you had spoken)


  
Ud./él/ ella
  
hubo hablado
  
(you/he/she had spoken)


  
nosotros (as)
  
hubimos hablado
  
(we had spoken)


  
vosotros (as)
  
hubisteis hablado
  
(you guys had spoken)


  
Uds./ellos/ ellas
  
hubieron hablado
  
(you all/they had spoken)