- 1 (uno)1 = 1 (one), performance.
Ex: The student/teacher ratio at John Brown is 21 to 1.Ex: A miniature score is a musical score nor primarily intended for performance use, with type reduced in size.* 1/2 (la mitad) = one-half (1/2).* 1/3 (un tercio) = one third (1/3).* 1/4 (un cuarto) = one-quarter (1/4), one fourth (1/4).* 1/5 (un quinto, una quinta parte) = one-fifth [one fifth].* 1º (primero) = 1st (first).
Spanish-English dictionary. 2013.