Unit 3 How do we use numbers? Period 1 Get ready A B（课件）-2025-2026学年沪教版（2024）英语四年级上册

4AU3 How do we use numbers? Period 1 Numbers in Math [Get ready A & B] Look and say Mingming What numbers can you see? 6 2 3 Mingming likes __________. numbers Can you tell numbers? T: Mingming likes numbers. Look at the picture. What number can you see? Listen, look and say Mingming is going to have__________? A. Chinese B. Math C. English D. PE Listen, look and say Listen, look and say Mingming is going to have__________? A. Chinese B. Math C. English D. PE Listen and say odd odd numbers odd even numbers T:Look! Numbers are different. They can be odd number and even number. Look at the number line.It shows the numbers 1 to 20.Some numbers are even, and some numbers are odd. The even numbers are blue, and the odd numbers are red. (播放课本录音)“There are some numbers on the blackboard. One, three and five are odd numbers. Two, four and six are even numbers.” Ss:odd number; even number Look and judge even number odd number 1 21 5 7 10 18 20 17 15 14 13 12 9 8 6 3 2 ___ is an odd/even number. 18 T: Mingming likes numbers. Look at the picture. What number can you see? Listen and say odd odd addition subtraction What are they learning about? They learn about __________ and _____________. addition subtraction Mingming’s teacher is talking about something. Listen, what are they talking about? (播放课本录音) Look and say addition subtraction 4+3= 12-4= 12+7= 14-1= Look and say Addition 12+7=19 How to read “+” and “=” in English? odd odd plus equal Twelve plus seven equals nineteen. 7+8=15 Read and fill in the chart Seven plus eight equals fifteen. 12+7=? 6+5=? 7+13=? 9+8=? 14+5=? _______ plus _____ equals ________. 7+8=15 Look and say Seven plus eight equals fifteen. 12+7=? 6+5=? 7+13=? 9+8=? 14+5=? _______ plus _____ equals ________. Listen and fill What can you see? I can see a __________________. 14-1=13 subtraction odd minus Fourteen minus one equals thirteen. T: Listen to the teacher. How to say “-” in English? Listen and fill 14 ?=10 Fourteen minus four equals ten. ? 7=10 Seventeen minus seven equals ten. T: Listen to the teacher. How to say “-” in English? Circle and answer P22 Underline the key words并画出关键词 Read and think P23 Guess from headings 从标题猜测文章大意 I think it is about..... sweater? hat? Read and think How many clothes are there? Think and answer Look at all the clothes! _______ ________! I love ________. I have _________ ________. There are __________ ___________ for _______ days and ________ _______ for ______days. Create your poem! To be continued... Go shopping for you birthday! Great! I would like to go to the supermarket with Lanlan tomorrow! Homework 【数字奥秘共解密】Number Decoder 下面是作业样例，请你模仿“Look at all the clothes!”说一说写一写 Look at all the __________! (e.g.：toys/books/pens......) __________ pencils! (e.g.：Six/Eight/Twelve......) Amy loves __________. (e.g.：dolls/shoes/balls) She has __________ scarves. (e.g.：five/nine/eleven) There are __________ for winter and __________ for summer. (e.g.：数字+物品分类，例：two...three...) odd plus odd minus Eleven plus seven equals eighteen. 11+7=18 Twelve plus eight equals twenty. 12+8=20 Thirteen plus five equals eighteen. 13+5=18 Fourteen plus three equals seventeen. 14+3=17 Fifteen plus five equals twenty. 15+5=20 Homework sixteen minus four equals twelve 16-4=12 seventeen minus six equals eleven 17-6=11 eighteen minus nine equals nine 18-9=9 nineteen minus seven equals twelve 19-7=12 twenty minus eleven equals nine 20-11=9 2，【数学猜谜在行动】选做任务1.数学题，并挖空让同学们描述并说出答案，完成 3个加法算式 和 3个减法算式（20以内），尝试用英语写出完整表达（如：12 plus 7 equals 19）。，请你模仿“Look at all the clothes!”说一说写一写；为每个结果标注奇偶性（如：19 is an odd number）将答案发布到班级"Math Blog"跟帖区，投票选出 "最佳算式解密王"（最准确、最工整）。 Blues 385936.78 Blues 2403.2659 24293.965 6138.7915 null 3504.0 9273.479 11519.977 null 4989.399 null 4414.7026 $