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- What kind of decimal is called a repeating decimal ? 谁能说说什么样的小数叫循环小数?
- Sum up: Who can give a proper name to this kind of decimal? What kind of decimal is called a repeating decimal? 概括:谁能给这样的小数取一个恰当的名字?谁能说说什么样的小数叫循环小数?
- Which numbers are repeating decimals? Which are not? Why? 下面哪些是循环小数,哪些不是,为什么?
- T: Who can divide the repeating decimals into two groups ? Why ? 师：谁能再将上题中的循环小数分成两类?为什么?
- Which numbers are repeating decimals? Which are not ? Why ? 下面哪些是循环小数，哪些不是，为什么?
- Do the following problems. Which are repeating decimals ? 计算下面各题，哪些是循环小数？
- Find the repeating numbers of the repeating decimals. 读出上题中的循环小数。
- Who can divide the repeating decimals into two groups ? Why ? 师：谁能再将上题中的循环小数分成两类？为什么？
- The infinite decimals can be divided into two groups: the repeating decimals and the infinite non-repeating decimals. 无限小数又可分为循环小数和无限不循环小数两类。
- Teaching Aims: Understand the essence of repeating decimals. Grasp the method for showing repeating decimals. Be able to recognize the repeating decimals. 教学目的:理解循环小数的意义,掌握循环小数的表示方法,能正确认识循环节。
- Most countries have a decimal currency. 大多数国家使用十进制货币。
- The decimal 0.61 stands for 61 hundredths. 小数0.;61代表百分之六十一。
- United States money has a decimal system. 美国货币采用十进制。
- He made a resolution never to repeat the act. 他决心不再采取那种行动。
- Or you can say history repeat itself. 或者说也可以说，历史经常重演。
- In the decimal form of a number, a digit that is not significant. 占位符号在一个数的小数形式中，没有意义的数字
- They made me repeat/I was made to repeat the story. 他们逼我又把那事讲了一遍。
- Britain converted to a decimal currency system in 1971. 英国于1971年改行十进制货币体系。
- He has a trick of repeating himself. 他有重复自己话的习惯。
- History repeat itself; historian repeat each other. 历史会重演; 历史学家则彼此重复地讲别人讲过的事情。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
