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1、加减乘除英语表示法1. “加”用plus，and或add表示；“等于”用is，make，equal等词表示。2+3=? 可表示为： How much is two plus three?2+3=5Two plus three is fiveTwo and three is equal to fiveTwo and three makes fiveTwo added to three equals fiveIf we add two to/and three, we get five二加三等于五2. “减”用 minus或 take from表示106?How much is ten minus
2、 six?10-6=4Ten minus six is fourTake six from ten and the remainder is four.Six (taken) from ten is four十减去六等于四3. “乘”用time（动词）或multiply表示3X4? How much is three times four?3X4=12Three times four is/are twelveMultiply three by four，we get twelveThree multiplied by four makes twelve三乘以四等于十二4. “除”用divid
3、e的过去分词形式表示164=? How much is sixteen divided by four?1644Sixteen divided by four is fourSixteen divided by four equals/gives/makes four十六除以四等于四。五、分数表示法1. 分数是由基数词和序数词一起来表示的。基数词作分子，序数词作分母，除了分子是“1”以外，其它情况下序数词都要用复数形式。3/4 three fourths或 three quarters1/3 one third或a third24/25 twenty-four twenty-fifths3 1
4、/4 three and one fourth或 three and one quarter1/2 a half1/4 one quarter或a quarter1 1/2 one and a half1 1/4 one and a quarter2. 当分数后面接名词时，如果分数表示的值大于1，名词用复数；小于1，名词用单数。1 1/2 hours 一个半小时（读作 one and a half hours）2 3/4 meters 二又四分之三米（读作two and three-fourths meters）4/5 meter 五分之四米5/6 inch 六分之五英寸3. 表示“n次方”的说法：指数用序数词，底数用基数词。10的7次方 the seventh power of ten（ten to the seventh power）6的10次方 the tenth power of six（six to the tenth power）3表格详