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Can you say the following in English
correctly?
1,000
2,000
12,000
112,000
796,000
one thousand
two thousand
twelve thousand
one hundred , twelve thousand
seven hundred ,ninety-six thousand
879,457
eight hundred, seventy-nine thousand,
four hundred and fifty-seven
1,000,000
9,000,000
32,000,000
212,000,000
one million
nine million
thirty-two million
two hundred ,twelve million
988,766,688
nine hundred ,eighty-eight million ,seven
hundred, sixty-six thousand ,six
hundred and eighty-eight987,654,321nine hundred ,eighty-seven million, six
hundred,fifty-four thousand, three
hundred and twenty-one
1,000,000,000 one billion
9,000,000,000 nine billion
32,000,000,000 thirty-two billion
564,865,000,000
five hundred, sixty-four billion, eight
hundred, sixty-five million
978,876,675,467
nine hundred, seventy-eight billion, eight
hundred,seventy-six million , six hundred
,seventy-five thousand , four hundred
and sixty-seven
Let’s have a match to say who can
say the following numbers correctly
and quickly.
1. 765,847
seven hundred ,sixty-five thousand,
eight hundred and forty-seven
practice
2. 756,980,000
seven hundred ,fifty-six million, nine
hundred and eighty thousand
3. 345,567,887,987
three hundred ,forty-five billion, five
hundred, sixty-seven million, eight
hundred ,eighty-seven thousand, nine
hundred and eighty-seven
4. 897,786,000,576 eight hundred, ninety-seven billion,
seven hundred, eighty-six million, five hundred and seventy-six
5. 786,087,670,756 seven hundred, eighty-six billion,
eighty-seven million, six hundred, seventy thousand, seven hundred and fifty-six
6. 987,765,654,345
nine hundred eighty-seven billion,
seven hundred ,sixty-five million, six
hundred ,fifty-four thousand, three
hundred and forty-five
Read these questions aloud and say
the answers.
1. What is ½ of 6,000,000?
2. How much is 35,246,000 plus
12,800,000?
3. What is 25%of 200,000,000?
three million
forty-eight million , forty-six thousand
fifty million
4. How much is 260,408,396 5,284,700? two hundred, sixty-five million, six
hundred, ninety-three thousand, ninety-six
5. What is ¾ of 1,000,500,000? seven hundred, fifty million, three
hundred, seventy-five thousand 6. What is 10% of 800,000,000 ? eighty million
1/5
1/6
1/7
4/7
one fifth
one sixth
one seventh
four sevenths
Can you say the following in English
correctly?
7/10
97/111
seven tenths
ninety-seven one hundred and
elevenths
forty-five eighty-sevenths
总结 : 你能看出他们有什么特点吗?
45/87
分子用基数词 ,分母用序数词 ;分子大于1,分母的序数词需要加 s。
另外 , 还有几个特殊表达的情况 :
1/2
1/4
1/3
3/4
2/3
one half
one quarter
one third
three quarters
two thirds
Can you say the following in English
correctly?
Can you say the following in English
correctly?
0.5
0.8
0.76
1.23
point five
point eight
point seven six
one point two three
23.45
100.32
87.675
7.564
twenty-three point four five
one hundred point three two
eighty-seven point six seven
seven point five six four