3 + 4 
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.
3 + 4 = 

5 + 9 = 

7 + 3 = 

9 + 2 = 

11 + 3 = 

9  2 = 

15  4 = 

15  6 = 

15  8 = 

13  10 = 
6 + 6  3 = 

6  1  2 = 

6  3 +1 = 

6 + 4  1 = 

4 + 4 + 1 = 

11 + 11 + 8 = 

9 + 9  10 = 

12  11 + 10 = 

7 + 9  8 = 

6 + 10 + 10 = 
1. Amado is 4 years old and his brother is 2 years younger.
How old is the brother?
a) 6 years.
b) 2 years.
c) 5 years.
2. Josefina had 6 chocolates and she ate 2 in the morning.
How many chocolates does she have now?
a) 8 chocolates.
b) 1 chocolate.
c) 4 chocolates.
3. There were 10 rabbits in a farm and 7 rabbits died because of an epidemic.
How many rabbits are left on the farm?
a) 17 rabbits.
b) 3 rabbits.
c) 12 rabbits.
4. I had 9 marbles and I lost 6 of them when I was playing.
How many marbles do I have now?
a) 15 marbles.
b) 8 marbles.
5. There were 6 planes on the runway. 2 of them depart and then 4 more planes arrive.
How many planes are there on the runway?
a) 12 planes.
b) 8 planes.
c) 6 planes.
6. Pilar has 2 CDs at home, Carmen has 2 and Soledad 3.
How many CDs are there altogether?
a) 7 CDs.
b) 8 CDs.
c) 9 CDs.
7. A gardener planted 5 trees in a corner of the garden and then 6 in another corner. At the end, 2 trees died.
How many trees are there in the garden?
a) 13 trees.
b) 10 trees.
c) 9 trees.
8. José Ramón has 11 euros in his pocket. He Spent 10 euros in candies and 1 in seed bags.
How much money does he have left?
a) 22 Euros.
b) 0 Euro.
c) 13 Euros.
9. Mr. Esteban had 4 CDs in his store, he brought 6 CDs from the storehouse and sold 7.
How many CDs are left in the store?
a) 3 CDs.
b) 4 CDs.
c) 17 CDs.
10. To make an installation, we buy 13 meters of cable. First, we used 5 and then 3 meters.
How many meters of cable are left?
a) 6 meters.
b) 21 meters.
c) 5 meters.
 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