Translation of "Fractions" in Japanese

And some fractions.

こちらは分数を教えるものです

Convert the following fractions to decimals.

次の分数を小数に直しなさい。

Numbers that can be expressed as fractions of two whole numbers are called rational numbers.

2つの整数の商として表される数を有理数という。

Count as one fractions of half a yen and over, but ignore those of less.

一円以下は四捨五入してよろしい。