What does "fifty-seven" mean in English for Spanish?

In English for Spanish, "fifty-seven" means:

57, cincuenta y siete

Listen to "fifty-seven": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a word that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 4, Level 1, Scene 3
• English for Spanish 4, Level 1, Scene 2
• English for Spanish 4, Level 1, Scene 4
• English for Spanish 4, Level 1, Scene 5