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七年级英语上册 CHAPTER FOUR The world of numbers课件 深圳牛津版 课件VIP免费

七年级英语上册 CHAPTER FOUR The world of numbers课件 深圳牛津版 课件七年级英语上册 CHAPTER FOUR The world of numbers课件 深圳牛津版 课件七年级英语上册 CHAPTER FOUR The world of numbers课件 深圳牛津版 课件七年级英语上册 CHAPTER FOUR The world of numbers课件 深圳牛津版 课件七年级英语上册 CHAPTER FOUR The world of numbers课件 深圳牛津版 课件
ReadingReadingListeningListeningLanguageLanguageSpeakingSpeakingWritingWriting A What do you know about… We all use numbers in our daily life. Numbers are an international language. What do you know about the language of numbers? Learn the following: A decimal number is written as a dot.eg. 0.65 (zero point six five/ sixty-five) 8.08 (eight point o eight.)Read the following:7.53, 3.42, 0.01, 86.201 a decimal number( 小数) Odd numbers cannot be divided by two to give a whole number without a fraction. 2 odd numbers ( 奇数) 3 even numbers ( 奇数) Even numbers can be divided by two to give a whole number. A fraction is the exact division of a number. eg. ½ : one half 2/3: two thirds ¼ a quarter 1/10 one tenthRead the following:3/5, 6/11, 1/8 4 a fraction ( 分数) 5 plus , add ( 加) 2+5=7Two plus five is seven.Two and five is seven.Two added to five is seven.3+ 12 =?What is 3 plus twelve? Read the following:25 + 24 = 49 30 + 12 = ? 6 minus ( 减,减号,负号) subtract ( 减 )12-3=9Twelve minus three is nine.Three subtracted from twelve is nine. Read the following:2-2=0 19- 12=7 97-65=? 7 times, multiply 乘2 × 3 =6Two times three is six.Two and three multiply makes six.Two multiplied by three makes 6. Read the following:16 × 4 = 64 5 × 3 = 15 8 divide 除30÷ 6 = 5Thirty divided by six is five.Read the following:20 ÷ 4 = 5 18 ÷ 3 = 6 45% = 90oa percentageequalsa number showing degrees Match the words with the pictures, signs and numbers. 1 a demical number2 a pair of odd numbers3 a fraction4 zero5 add; plus6 subtract; minus 7 multiply, times8 divide9 a number showing degrees10 a percentage11 a pair of numbers12 equalsA What do you know about…jfcbalidhkge 1 ...

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七年级英语上册 CHAPTER FOUR The world of numbers课件 深圳牛津版 课件

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