Correct: 1/3, 2/5, 5/12, 6/14, 1/8, 2/7, 3/9, 4/10, 1/12, 2/6, Incorrect: 2/4, 3/4, 7/8, 8/9, 10/12, 4/6, 6/12, 5/5, 3/5, 7/10,

Fractions - less than 1/2

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?