Ordinal numbers 11 – 20
Ke – 11 = eleventh
Ke – 12 = twelfth
Ke – 13 = thirteenth
Ke – 14 = fourteenth
Ke – 15 = fifteenth
Ke – 16 = sixteenth
Ke – 17 = seventeenth
Ke – 18 = eighteenth
Ke – 19 = nineteenth
Ke – 20 = twentieth
Sumber :
https://www.ruangguru.com/blog/belajar-angka-dalam-bahasa-inggris