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by Jason Marshall A few months ago we talked about how to multiply fractions. Now that were comfortable doing this and weve talked about a few applications of multiplying fractions such as how to convert units and how to estimate how fast someone is
数学英语
by Jason Marshall Sometimes statistics* seems magical. Of course, there isnt really anything magical going onbut the fact that statistical methods can be used to pull useful information out of a hatful of messy data is, at a minimum, remarkable. And,
数学英语
by Jason Marshall In the last article, Is Multiplication Repeated Addition? we talked about what it really means to multiply two numbers. We found that the conventional meaning of multiplicationrepeated additionbreaks down when multiplying fractions,
数学英语
图片1 图片2 by Jason Marshall Do you frequently find yourself at restaurants with friends fumbling to figure out how to split the bill and calculate the tip? Have you ever resorted to seeking advice from your smart phone? Dont worry, we all have.
数学英语
One day, John was back home after work. He found that his wife was shaking their daughter who was only half a year old. She said
英汉幽默故事选读
今天我们要学的词是half-staff。Half-staff, 意思是降半旗。 As a matter of protocol, U.N. offices around the globe lowered their flags to half-staff to mark the funeral of former North Korean leader Kim Jong-Il, 不久前维吉尼亚理工
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