四年级英语上册Unit 3 教学课件
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It’s 100p.
- =?
What is nineteen minus three? It’s 16 .
What is forty minus four? It’s 36 .
What is eighty minus fifteen? It’s 65 .
coins
cola banana
apple ice cream
70p 90p
80p 95p
It’s 70p.
How much is the cola?
It’s 90p.
How much is the
banana?
How much is the apple?
It’s 80p.
How much is the ice cream?
It’s 95p.
How much is the book?
eighteen nineteen
twenty twenty-one
twenty-two twenty-three twenty-four twenty-five twenty-six twenty-seven twenty-eight twenty-nine
thirty
thirty-one
What is eight plus two? It’s ten.
eighty
ninety
twenty-one
twenty-two
thirty-one
thirty-two
fourty-one
fourty-two
个位 one two three four five six seven eight nine
十几 eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen
+ =?
What is eight plus three? It’s eleven.
+ =?
What is fifty plus one?
It’s_5__1__.
What is seventeen plus three?
It’s_t_w_e_n_t_y_.
What is thirty minus five? It’s 25 .
one
two three
four five
six
seven eight
nine
ten
eleven twelve
thirteen fourteen fifteen sixteen seventeen
eighteen nineteen
twenty
thirty
forty
fifty
sixty
seventy
几十 ten twenty thirty forty fifty sixty seventy eighty ninety
one
wk.baidu.com
two three
four five
six
seven eight
nine
ten
eleven twelve
thirteen fourteen fifteen sixteen seventeen
- =?
What is nineteen minus three? It’s 16 .
What is forty minus four? It’s 36 .
What is eighty minus fifteen? It’s 65 .
coins
cola banana
apple ice cream
70p 90p
80p 95p
It’s 70p.
How much is the cola?
It’s 90p.
How much is the
banana?
How much is the apple?
It’s 80p.
How much is the ice cream?
It’s 95p.
How much is the book?
eighteen nineteen
twenty twenty-one
twenty-two twenty-three twenty-four twenty-five twenty-six twenty-seven twenty-eight twenty-nine
thirty
thirty-one
What is eight plus two? It’s ten.
eighty
ninety
twenty-one
twenty-two
thirty-one
thirty-two
fourty-one
fourty-two
个位 one two three four five six seven eight nine
十几 eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen
+ =?
What is eight plus three? It’s eleven.
+ =?
What is fifty plus one?
It’s_5__1__.
What is seventeen plus three?
It’s_t_w_e_n_t_y_.
What is thirty minus five? It’s 25 .
one
two three
four five
six
seven eight
nine
ten
eleven twelve
thirteen fourteen fifteen sixteen seventeen
eighteen nineteen
twenty
thirty
forty
fifty
sixty
seventy
几十 ten twenty thirty forty fifty sixty seventy eighty ninety
one
wk.baidu.com
two three
four five
six
seven eight
nine
ten
eleven twelve
thirteen fourteen fifteen sixteen seventeen