Addition and subtraction

Август 19, 2022

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Математика
Addition and subtraction

Содержание

2. Addition Plus (one plus one equals two) Add (add one to one and there are two
3. Subtraction Minus (four minus one equals three) Take away (take away one from four and there
4. Word Problems There were seven apples on the table but Chris ate three. How many apples
5. Word Problems Greg has twenty two cats at home. He found six more cats on the
6. Word Problems Meg had fifteen pairs of shoes at home before. Yesterday, her dog was biting
7. Word Problems Kate had 33RMB this morning. Peter gave her 49RMB at noon. How much money
8. Word Problems Nancy used to have twelve pencils but her classmate stole two of them. How
9. Word Problems There were twenty eight students in the classroom before. Four new students joined the
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Слайд 2

Addition
Plus (one plus one equals two)
Add (add one to one and

there are
two in all)

Слайд 3

Subtraction
Minus (four minus one equals three)
Take away (take away one from

four and there are three in all)

Слайд 4

Word Problems
There were seven apples on the table but Chris ate

three. How many apples are left?

Слайд 5

Word Problems
Greg has twenty two cats at home. He found six

more cats on the street today. How many cats will he have if he takes the five cats to his home?

Слайд 6

Word Problems
Meg had fifteen pairs of shoes at home before. Yesterday,

her dog was biting four of them. How many pairs of shoes does she have now?

Слайд 7

Word Problems
Kate had 33RMB this morning. Peter gave her 49RMB at

noon. How much money does she have to eat lunch?

Слайд 8

Word Problems
Nancy used to have twelve pencils but her classmate stole

two of them. How many pencils does she have left?

Слайд 9

Word Problems
There were twenty eight students in the classroom before. Four

new students joined the class today. How many students does the class have in all?