2 x 9



Tables of multiplication

- - - - - - - - - -

Tables of division
- - - - - - - - - -

Simple operations

Combined operations

Problems

Aritmetic tables

Instructions: Press one of the buttons on the right column The correct number is put in red .

In the combined operations, you must do the first operation with the first two numbers. Then, you must do the second operation with the result and the third number.

Simple operations

2 x 9 =

4 x 10 =

6 x 3 =

8 x 6 =

9 x 11 =

18 : 3 =

15 : 5 =

49 : 7 =

36 : 9 =

99 : 11 =








Combined operations

4 x 2 - 6 =

2 x 6 - 6 =

5 x 10 - 6 =

8 x 5 + 9 =

12 : 6 - 1 =

16 : 4 + 1 =

8 : 4 + 1 =

66 : 11 - 5 =

99 : 11 + 11 =

49 : 7 + 7 =








Problems


1. Arturo is 2 years old and his older brother is 2 times older.

How old is Arturo's brother?

a) 4 years.

b) 2 years.

c) 6 years.

 


2. Santiago has 20 cents.

How many postcards can he buy if a postcard cost 5 cents?

a) 25 postcards.

b) 4 postcards.

c) 15 postcards.

 


3. Pepe, the fruit seller, shares out 48 oranges among 6 children.

How many oranges will each one receive?

a) 8 oranges.

b) 42 oranges.

c) 54 oranges.

 


4. If a squirrel eats 10 nuts,

How many nuts will 6 squirrels eat?

a) 16 nuts.

b) 60 nuts.

c) 4 nuts.

 


5. Amado want to place 8 photos in an album. If 4 photos fit in each page and 3 pages are free,

How many pages did the album have?

a) 5 pages.

b) 12 pages.

c) 7 pages.

 


6. My dad bought 4 canaries at 5 euros each one. If he had 6 euros,

How much money does he need to pay for them?

a) 15 Euros.

b) 26 Euros.

c) 14 Euros.

 


7. I shared out 30 trading cards between 6 friends. Then I bought six more trading cards.

How many trading cards do I have now?

a) 42 cards.

b) 36 cards.

c) 11 cards.

 


8. Mary bought 9 boxes with 9 colors each one. If she loses 7 colors,

How many colors does she have left?

a) 74 colors.

b) 81 colors.

c) 25 colors.

 


9. If we put 100 pencils in several cases and each of them contain 10 pencils

How many cases did I have if 8 cases are free?

a) 118 cases.

b) 110 cases.

c) 18 cases.

 


10. A group of 10 squirrels eat 7 nuts each one. If 11 nuts are left over,

How many nuts did they have in the beginning?

a) 28 nuts.

b) 70 nuts.

c) 81 nuts.



 


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®Arturo Ramo García.-Record of intellectual property of Teruel (Spain) No 141, of 29-IX-1999
Plaza Playa de Aro, 3, 1º DO 44002-TERUEL