Unit 3 Let’s do math! 课件

(共14张PPT)
Age:
Phone number:
Luck number:
Sumi
28
18512959851
7
Age:
40
forty
80 yuan
eighty
90 yuan
ninety
100-30 =70
One hundred minus thirty is seventy.
A: How much are the shoes
B: One hundred yuan.
A: That’s too expensive.
B: Ok, 30 yuan cheaper. 70 yuan.
A: Thank you.
Let’s fill in the blanks!
20 _________ 40 50 ___________-
seventy _________ ________ one hundred
Read and match!
ninety – fourty =
eighty – twenty =
twenty + fifty =
seventy– three =
thirty – twenty =
sixty + forty =
sixty
seventy
fifty
ten
one hundred
forty
There were fifty grapes on the dish.
My mother took away thirty.
How many grapes are left
Let’s chant!
One, two , three, four, five.
Let’s count from one to ten.
20 , 30, 40, 50.
50 cakes on the desk.
Hungry, hungry.
I took away twenty.
How many cakes are left
How many cakes are left
There were sixty candies on the plate.
My grandma took away twenty
How many candies are left
60 – 20 = 40
Sixty minus twenty is forty.
Forty candies are left.
Let’s do math!
Homework:
& 1. Read the words of lesson 17.
2. Try to do math in English.
3. Try to make math exercise
in English.
New Notion English 5
Unit 5 – Lesson 1