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陈雷英语 小学数学 三年级下 查看内容

第一单元

2021-5-31 10:39| 发布者: admin| 查看: 202| 评论: 0

摘要: .
 
Unit-one
Interview fruit and vegetable party -- two
采访果蔬会——两、三位数除以一位数(二)
LESSON ONE
第一课
We will go to the fruit and vegetable interview.
我们到果蔬会采访一下吧。
I had 96 clients in three days.
我3天接待了96个客户。
A sales contract of 4.8 million yuan was signed in 4 days.
4天签订了480万元销售合同。
What other questions can you ask?
你还能提出什么问题?
How many clients do you receive on average per day?
1. 平均每天接待多少个客户?
Ninety-six divided by three equals——
96÷3=——(个)
9 tens divided by 3 is 3 tens, 6 ones divided by 3 is 2 ones, 30 plus 2 is 32.
9个十除以3得3个十,6个一除以3得2个一,30加2得32。
 How many sales contracts are signed per day on average?
1. 平均每天签订多少万元的销售合同?
Four hundred and eighty divided by four equals four——(ten thousand yuan)
480÷4=——(万元)
480 is 48 tens, 48÷4= 12,12 tens is 120.
480是48个十,48÷4=12,12个十是120。
Lesson Two
第二课
There are four vineyards in our village, which produced 156 tons of grapes last year.
我们村有4个葡萄园,去年产葡萄156吨。
We have 395 kilos of dates, 5 kilos in a box.
有395千克大枣,每箱装5千克。
What questions can you ask?
你能提出什么问题?
How many tons of grapes does the average vineyard produce?
1. 平均每个葡萄园产葡萄多少吨?
One hundred and fifty-six divided by four equals -- (tons)
156÷4=——(吨)
The dividend is 1 in the hundreds place, not enough to divide, so what's the quotient?
被除数百位上是1,不够除,商是几位数呢?
Why do I put 3 in the tens place?
3为什么写在商的十位上?
2. How many boxes does it take to pack 395 kg of jujube?
1. 装395千克大枣需要多少个箱子?

Three hundred ninety-five divided by five equals
395÷5=——(个)
Lesson Three
第三课
4 minutes to produce 428 bottles of juice.
4分钟生产果汁428瓶。
204 kg of preserved fruit produced in 2 hours.
2小时生产果脯204千克。
Producing 420 bottles of dry red wine in 3 minutes.
3分钟生产420瓶干红葡萄酒。
What questions can you ask?
你能提出什么问题?
1. How many bottles of juice are produced per minute on average?
1. 平均每分钟生产多少瓶果汁?
Four hundred twenty-eight divided by four equals -- (bottle)
428÷4=——(瓶)
I'll swing it with the stick.
我用小棒摆一摆。
I'll do it in vertical form. If you divide the tens place by 4, that's not enough to go into 1 ten. What do you do?
我用竖式计算。用十位上的2除以4,不够商1个十,怎么办?
2.How many kilograms of dried fruit are produced per hour on average?
1. 平均每小时生产多少千克果脯?
Two hundred and four divided by two equals -- (kilograms).
204÷2=——(千克)
3. On average, how many bottles of claret are produced per minute?
1. 平均每分钟生产多少瓶干红葡萄酒?
Four hundred and twenty divided by three equals -- (bottles)
420÷3=——(瓶)
Why do I put a 0 in the ones place?
商的个位上为什么写0?
Can I leave the 0 out here?
这里的0可以不写吗?


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