th

Everyday

1. Not a full word: the two letters "t" and "h" that together make one sound, as in "the" or "think". tree →
2. The ending "-th" that makes ordinal numbers: 4th, 5th, 20th. tree →
3. An abbreviation, for example "Th" for Thursday. tree →

In the lessons

In reading (phonics), "th" is a digraph with two sounds: soft in "think", buzzy in "this". In maths, "-th" turns numbers into ordinals (fourth, tenth) and also fractions (a fifth, a tenth). Phrases: 4th place, one tenth.

Examples

• "Th" makes the first sound in "thumb". tree →
• She came 4th in the race. tree →
• One tenth is written 1/10. tree →
• The "th" in "this" buzzes. tree →
• Today is the 9th. tree →
• Write the "th" in "bath" carefully. tree →

Note

"-th" is used for ordinals except first (1st), second (2nd), third (3rd) and numbers ending in them like 21st, 22nd, 23rd; but 11th, 12th, 13th. In maths, "a fifth" = 1/5, so "-th" can mean a fraction.

In Jewish tradition

In reading (phonics), "th" is a digraph with two sounds: soft in "think", buzzy in "this". In maths, "-th" turns numbers into ordinals (fourth, tenth) and also fractions (a fifth, a tenth). Phrases: 4th place, one tenth.

Examples

• The month Nisan begins about March .29th. (Sefer Yetzirah, Westcott 1893) tree →
• Commentaries by Judah Halevi, and by Eben Ezra, of the 12th century, are also known. (Sefer Yetzirah, Westcott 1893) tree →
• For lamblichus (Life of Pythagoras, transl. by Th. (Mordell, The Origin of Letters and Numerals according to Sefer Yetzirah (1914)) tree →

Note

"-th" is used for ordinals except first (1st), second (2nd), third (3rd) and numbers ending in them like 21st, 22nd, 23rd; but 11th, 12th, 13th. In maths, "a fifth" = 1/5, so "-th" can mean a fraction.