1、Unit 10An easy maths lesson,Unit10 An easy maths lesson,Warm up One ,two, three. Three ,two ,one . One ,stand up. Two,sit down. Three,turn around.,one,two,three,four,five,six,seven,eight,nine,ten,count数,plus 加,minus 减,give 给,pingpong pingpong ball,pingpong balls all the pingpong balls,all所有的,take aw
2、ay拿走,take away five oranges,Key words:,one 一 two 二 three 三 four 四 five 五 six 六 seven 七,eight 八 nine 九 ten 十 count 数 plus 加上 minus 减去 give 给all 所有的 pingpong 乒乓球 take away拿走,1 + 2 = 3,one,two,plus,is,three,2 + 2 = 4,two,two,plus,is,four,8 - 5 = 3,eight,five,minus,is,three,3 - 3 = 0,three,three,minus,i
3、s,zero,10 - 3 = 7,6 + 4 = 10,5 + 3 = 8,11 - 2 = 9,One apple plus two apples is three apples. Two oranges plus two oranges is four oranges.Two balls plus three balls is five balls. Three pens plus three pens is six pens.,Three pencils plus four pencils is seven pencils.Four books plus four books is e
4、ight books.Four birds plus five birds is nine birds.Five bananas plus five bananas is ten bananas.,plus表示“加”，minus 表示“减”，is表示“等于”。,Three minus three is zero. Eighteen minus three is fifteen. Seventeen minus six is eleven. Twenty minus one is nineteen. Sixteen minus two is fourteen. Thirteen minus on
5、e is twelve.,Lets count ！,Lets count ！,Take away five oranges.,Lets count!,Hey,take away five oranges.,one plus two is three.,Please give me all the pingpong balls.,maths,easy,busy,fun,有趣,Lets count!,Hey,take away five oranges.,one plus two is three.,Please give me all the pingpong balls.,Ive got on
6、e.,Ive got two.,Ive got one.,Ive got two.,Ive got one.,Maths is fun. Three,two,one. Maths is easy. But were busy.,7,Lets chant,Maths is fun. Three,two,one. Maths is easy. But were busy.,Lets count ！,1+2+3=6 One plus two plus three is six.,让我们数一数吧！,Ive got one orange.,Ive got two .,Ive got three .,Iv
7、e got_ butterflies. 5-2=3 Five minus two is three.,five,Ive got _apple trees .,seven,9067554320 781239876 15249968790 340322198909897659 10134809456001 156904567321,（2）Study Pronunciation.,元音字母u在开音节中发 的音，发 时，音从 滑到 。,Listen, look, point and say.,Sound practise.,u ju:,mute huge fume cute duke tube fus
8、e tune nude lute mule puke,（3）Lets say.,Four plus three is seven.Six plus two is eight.Six plus one is seven.,Nine minus four is five.Thirteen minus three is 10.Nine minus three is 6.,What is one plus two?,Its three.,1+2=?,What is three minus two?,Its one.,3-2=?,Try to solve these questions:,1+2 Wha
9、ts one plus two? 2+2 Whats two plus two? 3-3 Whats three minus three? 8-5 Whats eight minus five? 3+4 Whats three plus four? 9+1 Whats nine plus one? 15+12 Whats fifteen plus twelve?,Its three,Its four,Its zero,Its three,Its seven,Its ten,Its twenty-seven,Warm up,Please count numbers from one to twe
10、nty.,Lets review the numbers.,zero six one seven two eight three nine four ten five eleven,Lets review the numbers.,eleven sixteen twelve seventeen thirteen eighteen fourteen nineteen fifteen twenty,Review,plus,is,Who can do maths?,4+6= 5+6= 4+1= 8+1= 3+8= 2+3+4= 6+7=,11,10,5,9,11,9,13,Who can do ma
11、ths?,9-6= 8-7= 3-3= 5-2= 6-3= 10-5= 11-9=,One,two,three,three,two,one. Counting numbers is fun. Four,five,six,six,five,four. Open the windows and close the door. Seven,eight,nine,nine,eight,seven. Seven boys names are called “Steven”. Ten,ten,ten,ten,ten,ten. Ten children want to count them again.,c
12、hant,3,lets say,4+3=? Four plus three is seven. 6+2=? Six plus two is eight. 6+1=? Six plus one is seven.,9-4=? Nine minus four is five. ( )-3=10 Thirteen minus three is ten. 9-3=? Nine minus three is six.,（4）Count, read and order.,（5）Look, think, draw and say.,Three minus one is two.Four minus thre
13、e is one.,Four plus two is six.Five plus three is eight.Nine minus five is four.,（6）Lets play.,e.g. A：I choose 7. B：You need 3 to make it 10. A：I choose 0. B：You need 10 to make it 10. A：I choose 4. B：You need 6 to make it 10. A：I choose 5. B：You need 5 to make it 10. A：I choose 9. B：You need 1 to m
14、ake it 10. A：I choose 2. B：You need 8 to make it 10. A：I choose 3. B：You need 7 to make it 10.,（7）Lets chant.,One, two, three, three, two one. Counting numbers is fun. Four, five, six, six, five, four. Open the windows and close the door.,Seven, eight, nine, nine, eight, seven, Seven boys names are
15、called“Steven”. Ten, ten, ten, ten, ten, ten. Ten children want to count them again.,（8）Word total puzzles.,one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteennineteen twentythirtyfortyfiftysixtyseventy eighty ninety one hundred,Can you
16、 find an animal worth less than ANT? Can you find an animal worth more than TIGER? Find out the valut of each animal.,答案： giraffe=52；snake=50； horse=65；bee=12； hippo=64；elephant=81。 Which animal is worth less than ANT？ Bee. Which animal is worth more than TIGER？ Horse/Hippo/Elephant. Sometimes people use the numbers from 1 to 5 to show the degree of peoples feelings. 1very unhappy, 2unhappy, 3happy, 4very happy, 5extremely happy,同步作业：1.背诵第一单元共82篇，第二单元第一篇。 2.第一单元，第二单元全部黑体单词会默写，周四检查。,see you next time,
