Learn converting ratios to fractions and to decimals and percentages in this fling the teacher math game, for 4th, 5th, 6th, 7th grades. Math Fling the teacher interactive online fun game. This game is an interactive online test for children to practice their skills on converting fractions. Each game has multiple choice answers to problems. These games are suitable homeschool and classroom practice for children in 4th, 5th, 6th and 7th grades. Click start and begin practicing.