【實用教育app】A+ Math Facts Subtraction Flash Cards|最夯免費app-綠色工廠好玩App

Great learning tool for kids just starting in Math. These flash cards automatically shuffle each time you start them. Easy to use.Four Levels of Math Facts0-50-100-150-20Keywords: Math Facts, Mathfacts, Flash Cards, Flashcards, Subtraction, subtract, minus, matemáticas, kindergarden, school, drill, homeschool, home school, schooling, education, grade school, soustraction, Subtraktion, resta,sottrazione