2 + 2

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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. Draw a circle in one of the three letters: a, b, c.

# Simple operations

 2 + 2 = 4 + 11 = 6 + 4 = 8 + 5 = 10 + 3 = 6 - 3 = 12 - 5 = 18 - 7 14 - 9 22 - 11 =

# Combined operations

 1 +  4 - 3 = 2 + 2 + 4 = 4 + 6 - 3 = 7 - 6 - 1 = 2 - 1 + 3 = 10 + 7 - 8 = 7 + 9 + 8 = 8 - 7 + 8 = 10 + 6 - 6 = 9 + 9 + 7 =

# Problems

1. In a kiosk I bought a comic for 90 Euro cents and a bag of seeds for 80 Euro cents.

How much did I pay?

a) 1. 70 Euro cents.

b) 10 Euro cents.

c) 100 Euro cents.

2. Guadalupe had 5 butterflies and one day she set free 2 butterflies.

How many butterflies does she have now?

a) 7 butterflies

b) 3 butterflies

c) 4 butterflies

3. Peter has 6 marbles and Santi has 7 marbles more than Peter.

How many marbles does Santi have?

a) 13 marbles

b) 1 marbles

c) 20 marbles

4. Andrew had 7 marbles and won 7 marbles when he was playing with his friends.

How many marble does he have now?

a) 0 marble

b) 14 marbles

c) 8 marbles

5. Maria has 5 records at home; Luisa has 7 and Maribel has 6.

How many records are there between the three?

a) 18 records

b) 10 records

c) 20 records

6. A gardener planted 4 trees in a corner of the garden and 4 in another corner. At the end, 2 trees died.

How many trees are there in the garden?

a) 10 trees

b) 1 tree

c) 6 trees

7. When I went out to the recess, I had 4 marbles. I won 2 marbles in the game and then I lost 3 marbles.

How many marbles do I have at the end of the recess?

a) 6 marbles

b) 9 marbles

c) 3 marbles

8. Mr. Felipe had 11 records in his store; he brought 10 records from the warehouse and sold 7.

How many records does he have in the store now?

a) 14 records

b) 21 records

c) 18 records

9. I bought 15 meters of electric cable to make an installation. First I used 7 meters and then 1 meter.

How many meters of electric cable do I have now?

a) 8 meters

b) 23 meters

c) 7 meters

10. 8 people travel in a bus. If 7 people get off the bus and then 9 people get on.

How many people are there on the bus?

a) 24 people

b) 9 people

c) 10 people