您可以随时随地在自己的各种设备上畅享数百万最新的 Android 应用、游戏、音乐、电影、电视节目、图书、杂志等精彩内容。
Use a tool to explore what happens when you change the numerals in a fraction. Compare two fractions and find out which is larger. For example, decide whether 4/3 is larger than 7/5. Build the two fractions. Compare the fractions on a number line. This learning object is one in a series of seven objects.