加減乘除英語(yǔ)表示法

1、加減乘除英語(yǔ)表示法1. “加”用plus，and或add表示；“等于”用is，make，equal等詞表示。2+3=? 可表示為： 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. “減”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十減去六等于四3. “乘”用time（動(dòng)詞）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的過去分詞形式表示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?jǐn)?shù)表示法1. 分?jǐn)?shù)是由基數(shù)詞和序數(shù)詞一起來(lái)表示的。基數(shù)詞作分子，序數(shù)詞作分母，除了分子是“1”以外，其它情況下序數(shù)詞都要用復(fù)數(shù)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. 當(dāng)分?jǐn)?shù)后面接名詞時(shí)，如果分?jǐn)?shù)表示的值大于1，名詞用復(fù)數(shù)；小于1，名詞用單數(shù)。1 1/2 hours 一個(gè)半小時(shí)（讀作 one and a half hours）2 3/4 meters 二又四分之三米（讀作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”的說(shuō)法：指數(shù)用序數(shù)詞，底數(shù)用基數(shù)詞。10的7次方 the seventh power of ten（ten to the s