“加减乘除”如此简单常见的词汇
你知道用英语都怎么说吗?
可以自己先试着说出来
看看下面答案和你想的是否一致。
①“加”
动词:Add(加)
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If you add sugar, it becomes sweet.
如果你加糖,它会变甜。
名词:Addition(加法)
加法后的结果叫做 Sum(和)
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The sum of 5 and 7 is 12.
5和7的和是12。
②“减”
动词:Subtract(减)
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Please subtract the expenses from the total.
请从总数中减去开支。
名词:Subtraction(减法)
做了减法后结果叫做 Difference(差)
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The difference between 30 and 10 is 20.
30和10的差是20。
③“乘”
动词:Multiply(乘)。
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To find the area, multiply length by width.
要计算面积,将长乘以宽。
名词:Multiplication(乘法)
结果叫做 Product(积)
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The product of 6 and 8 is 48.
6和8的积是48。
④“除”
动词:Divide(除)
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Divide the cake into eight equal pieces.
把蛋糕分成八等份。
名词:Division(除法)
结果叫做 Quotient(商)
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The quotient of 20 divided by 5 is 4.
20除以5的商是4。
不过在做算术或读公式时,
我们会用到更简单的词:
①加号 (+)
读作:Plus或 And
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5 + 3 = 8
就是 “Five plus three equals eight.”
或 “Five and three is eight.”
②减号 (-)
读作:Minus 或Take away
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10 - 4 = 6
读作 “Ten minus four equals six.”
或 “Ten take away four is six.”
③乘号 (×)
读作:Times或 Multiplied by
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6 × 2 = 12
读作 “Six times two equals twelve.”
或 “Six multiplied by two is twelve.”
④除号 (÷)
读作:Divided by
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20 ÷ 4 = 5
读作
Twenty divided by four equals five.
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