Unit 3 How do we use numbers?(课件)-2025-2026学年沪教版(2024)英语四年级上册
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4AU3 How do we use numbers?
Period 2 Numbers we use
[Explore A B,Grammar in use C,D]
Mingming and Lanlan are going to the supermarket. They are happy, so they sing a song together.
Watch and say
Supermarket
(1)How many numbers can you see?
(2)Are the numbers even or odd?
Look and say
How can numbers help us? Let’s enjoy the story.
Let’s review
Horray!
Watch and say
Let’s go and buy some gifts for the birthday party!
Supermarket
Pencils! I’d like five orange pencils!
I like pencils too! I would like six green pencils.
Watch and say
We have _____ pencils.
You have ____ orange pencils. I have ___ green pencils. How many pencils do we have?
six
five
eleven
Watch and say
Think and say
We say ...
five
plus
six
equals
eleven
Think and say
We write ...
five
plus
six
equals
eleven
5
+
6
=
11
Apples! We want ten apples for the party!
Let’s get some apples!
Watch and say
Let’s sing a song to find the answer.
How many apples do we have?
Watch and say
How many apples do we have?
Chant and answer
Let’s chant together
We say:
_____plus_____equals____ .
Four
six
ten
We write:
____ ____ ____ ___ ____
4
+
6
=
10
Together we have 10 !
Chant and answer
Wow, we have so much food for the party!
I’m so thirsty and hungry.
Watch and say
....
Watch and say
You have five apples. Your sister comes and eats one apple. Now how many apples do you have?
Think and say
Five
minus
one
equals
four
5
-
1
=
4
We say
We write
I have ___ _____ now.
four
apples
Watch and say
You have five apples. Your sister comes and eats one apple. Now how many apples do you have?
We are ready for the party!
It’s fine. We have ten apples today.
Watch and say
What do you learn about numbers?
Free talk
Read and review
You have five orange pencils. I have six green pencils. How many pencils do we have?
We have eleven pencils.
boys
girls
Read and review
We say, “Five plus six equals eleven.”
boys
We write...
5
+
6
=
11
Read and review
girls
You have five apples. Your sister comes and eats one apple. Now how many apples do you have?
boys
I have four apples now.
Read and review
girls
We say, “Five minus one equals four.”
We write...
5
-
1
=
4
Summary
Words
use / everyday / count / help / plus / minus/ equal / odd numbers / even numbers /
Sentence
How many ... do we have?
We have ... / We don’t have ...
Summary and talk
Turn to Page 26
odd
count
minus
Work in pairs
Turn to Page 27 and finish the task.
Numbers can help us !
Homework
Homework
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