Noun
にひゃく
オーブンを、二百どによねつしてください。
Please preheat the oven to two hundred degrees.
フェイスブックで二百もいいねをもらいました。
I got two hundred likes on Facebook.
僕は、レジの人に二百ドルをあげて、これで制汗剤を買うように言いました。
I gave the cashier two hundred dollars and told her to buy some deodorant.
When you have two hundreds, you have two hundred.
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.