加+:plus
減-:minus
乘×:times
除÷:divided
二、不等號和等號:> ≥ < ≤ ≠ =
大于>:is greater than
大于等于(不小于)≥:is more than or equal to / is no less than
小于<:is less than
小于等于(不大于)≤:is less than or equal to / is no more than
不等于≠:is not equal to
等于=:equals
例句:
1、12+36=48:Twelve plus thirty-six is forty-eight.
2、10-4=6: Ten minus four is six. / Ten minus four equals four.
3、5×5=25:Five times five is twenty-five.
4、20÷4=5:Twenty divided by four is five.
5、5>1:Five is greater than one.
6、7+4≥10: Seven plus four is equal to or greater than ten.
7、99<100:Ninety-nine is less than one hundred.
8、1≤8:One is less than or equal to eight. / One is no more than eight.
9、1≠0:One is not equal to zero.
三、分數(shù)、小數(shù)和百分數(shù)英文表達
1、基數(shù)詞-序數(shù)詞 表達分數(shù):
1/2:one half, one second
1/12: one twelfth
3/8: three eighths
9/10: nine tenths
2、基數(shù)詞-基數(shù)詞 表達分數(shù):
1/3: one over three
3/8: three over eight
3、小數(shù)英文表達:
1.5: one point five
0.2: zero point two or point two
6.03 six point o three
4、百分數(shù)英文表達:
33%: thirty-three percent
0.72% zero point seven two percent