12  2 
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.
12  2 = 

3 + 6 = 

5 + 2 = 

7 + 8 = 

9 + 8 = 

11 + 8 = 

11  4 = 

8  6 = 

18  8 = 

15  10 = 
3  1  2 = 

6  1 + 1 = 

2 + 5  5 = 

2 + 2 + 6 = 

3  1  2 = 

6 + 7  9 = 

10 + 9 + 6 = 

6 + 10  11 = 

8  6 + 11 = 

11 + 7  6 = 
1. Maricarmen had 6 chocolates and she ate 5 in the morning.
How many chocolates does she have left?
a) 11 chocolates.
b) 30 chocolates.
c) 1 chocolate.
2. Marta has a collection of 6 dolls. He gave 5 of them.
How many dolls does Marta have left?
a) 11 dolls.
b) 1 doll.
c) 4 dolls.
3. I had 10 marbles and I lost 6 when I was playing.
How many marbles do I have now?
a) 16 marbles.
b) 12 marbles.
c) 4 marbles.
4. There were 8 liters of water in a jar and I take out 6 liters.
How many liters are left?
a) 14 liters.
b) 2 liters.
c) 4 liters.
5. Marina had 6 books on her bookcase. She received 2 in her birthday and she lent 5 to her friends.
How many books does she have now?
a) 13 books.
b) 4 books.
c) 3 books.
6. I had 8 canaries in a cage. I sold 4 and 1 escaped.
How many canaries do I have now?
a) 3 canaries.
b) 4 canaries.
c) 2 canaries.
7. There were 7 planes in the runway. 2 of them depart and 4 other planes arrive.
How many planes are there in the runway?
a) 13 planes.
b) 9 planes.
c) 10 planes.
8. A school bus transports 9 children. At the first stop, 6 children get down and then 6 get in.
How many children are there on the bus?
a) 21 children.
b) 8 children.
c) 9 children.
9. My mom has spent 8 euros in apples, 9 in bananas and 9 in oranges.
How much money did she spend altogether?
a) 26 Euros.
b) 17 Euros.
c) 18 Euros.
10. José Juan has 13 euros in his pocket. He spend 4 euros in candies and 3 in seed bags.
How much money does he have left?
a) 20 Euros.
b) 6 Euros.
c) 5 Euros.
 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