9
 3 
Name: ______________________________________ Subject: _______________________ Date: _______
Write on the
right side what is missing.
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.
9  3 = 

4 + 8 = 

6 + 6 = 

8 + 9 = 

10 + 7 = 

2 + 9 = 

8  5 = 

15  7 = 

18  9 = 

19  11 = 
4  1 + 6 = 

6 + 5  6 = 

4 + 3 +4 = 

2 + 3  3 = 

5  2 + 3 = 

9 + 7 + 8 = 

8 + 8 + 9 = 

8 + 11  6 = 

10  8 + 7 = 

8 + 10  11 = 
1. Montserrat had 5 butterflies and one day she set free 4 butterflies.
How many butterflies does she have now?
a) 1 butterfly.
b) 9 butterflies.
c) 3 butterflies.
2. One day, Alejandro receives 20 cents and another day he receives 30 cents.
How much money did he receive in the two days?
a) 60 cents.
b) 10 cents.
c) 50 cents.
3. Luis had 8 marbles and he won 10 marbles when he was playing with his friends.
How many marbles does he have now?
a) 18 marbles.
b) 2 marbles.
c) 12 marbles.
4. My cousin is 9 years old.
How old will he be in 6 years?
a) 18 years.
b) 3 years.
c) 15 years.
5. There were 7 canaries in a cage. I sold 3 of them and 1 escaped.
How many canaries do I have now?
a) 2 canaries.
b) 12 canaries.
c) 1 canary.
6. There were 5 planes in the runway. 3 of them depart and then 2 arrive.
How many planes are there in the runway?
a) 10 planes.
b) 4 planes.
c) 6 planes.
7. Rosa has 3 CDs at home, Montse has 2 and Ana has 4.
How many CDs are there altogether?
a) 9 CDs.
b) 5 CDs.
c) 6 CDs.
8. My mom has spent 10 euros in apples, 10 euros in bananas and 10 euros in oranges.
How much money did she spend?
a) 30 Euros.
b) 20 Euros.
c) 40 Euros.
9. John has 9 euros in his pocket. He spend 2 in candies and 2 in a seed bag.
How much money does he have left?
a) 13 Euros.
b) 5 Euros.
c) 4 Euros.
10. Mr. Ramiro had 11 CDs in his store, he brought 6 CDs from the storehouse and then he sold 6.
How many CDs are there in the store?
a) 11 CDs.
b) 23 CDs.
c) 10 CDs.
 Educational
applications 
Calculation 
In Spanish  Interactive
®Arturo Ramo García.Record of intellectual property of Teruel (Spain)
No 141, of 29IX1999
Plaza Playa de Aro, 3, 1º DO 44002TERUEL