3 x 3

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 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

 3 x 3 = 5 x 11 = 7 x 11 = 9 x 3 = 9 x 11 = 18 : 2 = 32 : 4 = 18 : 6 = 56 : 8 = 30 : 10 =

# Combined operations

 3 x 6 + 2 = 1 x 3 + 3 = 9 x 6 - 7 = 8 x 5 + 7 = 18 : 3 + 4 = 15 : 5 - 2 = 24 : 4 - 5 = 80 : 10 + 10 = 48 : 6 - 7 = 49 : 7 + 8 =

# Problems

1. I have 10 chairs and I want to put them in rows of 5 chairs.

How many rows can I do?

a) 2 rows.

b) 5 rows.

c) 15 rows.

2. If a rabbit eats 6 beets,

How many beets will 6 rabbits eat?

a) 12 beets.

b) 0 beet.

c) 36 beets.

3. There are 6 sardines in a can.

How many sardines will there be in 6 cans?

a) 36 sardines.

b) 60 sardines.

c) 12 sardines.

4. The Ramos bakery shares out 81 cakes among 9 children.

How many cakes will each children receive?

a) 90 pasteles.

b) 72 pasteles.

c) 9 pasteles.

5. Pedro bought 3 comics at 60 cents each one. When he went to pay, he realized that he only had 30 cents.

How much money does he need to pay for them?

a) 150 cents.

b) 90 cents.

c) 18 cents.

6. In my village there were 12 rabbits placed in 4 cages. If we put 3 more rabbits in the last cage.

How many rabbits will there be in this cage?

a) 19 rabbits.

b) 6 rabbits.

c) 0 rabbit.

7. 2 friends bought 6 raffles each one and then they lost 3 raffles.

How many raffles do they have now?

a) 11 raffles.

b) 9 raffles.

c) 15 raffles.

8. I buy 6 stamps at 11 cents each one and 1 notebook at 8 cents.

How much money will I pay?

a) 66 cents.

b) 48 cents.

c) 74 cents.

9. One Sunday I bought 7 seed bags at 9 cents each one and 1 comic at 8 cents.

How much money did I spend?

a) 81 cents.

b) 71 cents.

c) 63 cents.

10. A girl has 8 bags with 8 marbles in each one. If she has another bag with 7 marbles,

How many marbles does she have altogether?

a) 23 marbles.

b) 71 marbles.

c) 16 marbles.