Numeral
Number Word
noun
A number part of speech is a numeral or number word.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
マイクさんは、どうやって数詞を覚えたんですか？
How did you memorize numerals, Mike?
日本語には数詞がたくさんありすぎて、ちょっとパニクってます。
I'm panicking a bit because there are so many number words in Japanese.
日本語の数詞が勉強できるゲームがあればいいのに。
I wish there was a game that could help me study Japanese numerals.