Problems 3

Instructions: Press one of the buttons on the right column The correct number is put in red .

1. Beatriz had 6 butterflies and one day, she set free 3 of them.

How many butterflies does she have left?

a) 3 butterflies.

b) 9 butterflies.

c) 4 butterflies.

2. One day, Jesus receives 30 cents. Another day, he receives 40 cents.

How much money did he receive in the 2 days?

a) 50 cents.

b) 10 cents.

c) 70 cents.

3. Antonio had 6 marbles and he won 11 marbles when he was playing with friends.

How many marbles does he have now?

a) 17 marbles.

b) 5 marbles.

c) 16 marbles.

4. My cousin is 8 years old.

How old will he be in 10 years?

a) 14 years.

b) 2 years.

c) 18 years.

5. I had 6 canaries in a cage. I sold 3 and 3 escaped.

How many canaries does I have now?

a) 0 canary.

b) 9 canaries.

c) 10 canaries.

6. There were 3 planes on the runway. 2 of them depart and 2 arrive.

How many planes are there in the runway?

a) 7 planes.

b) 3 planes.

c) 5 planes.

7. Pilar has 2 CDs at home, Carmina has 3 and Sofia has 2.

How many CDs are there altogether?

a) 7 CDs.

b) 5 CDs.

c) 8 CDs.

8. My mom has spent 8 euros in apples, 8 euros in bananas and 11 euros in oranges.

How much money did she spend?

a) 27 Euros.

b) 16 Euros.

c) 19 Euros.

9. Felipe has 8 euros in his pocket. He spend 1 in candies and 3 in seed bags.

How much money does he have left?

a) 3 Euros.

b) 4 Euros.

c) 12 Euros.

10. Mr. José has 7 CDs in his store, he brought 11 from the storehouse and sold 11.

How many CDs are left in the store?

a) 7 CDs.

b) 8 CDs.

c) 29 CDs.

11.  Antonio has 3 trading cards and Juan Gaspar has 4.

How many cards are there altogether?

a) 1 card.

b) 8 cards.

c) 7 cards.

12.  Santiago is 6 years old and his brother is 5 years younger.

How old is his brother?

a) 11 years.

b) 1 year.

c) 4 years.

13.  Jesus has a stamp collection. He bought 11 stamps in a store and then, he bought 8 stamps in another store.

How many stamps does he have altogether?

a) 3 stamps.

b) 12 stamps.

c) 19 stamps.

14.  There are 8 rabbits in a farm. 6 of them died because of an epidemic.

How many rabbits are left in the farm?

a) 14 rabbits.

b) 2 rabbits.

c) 10 rabbits.

15.  A gardener planted 4 trees in a corner of the garden and then 4 trees in another corner. At the end, 3 trees died.

How many trees are left in the garden?

a) 11 trees.

b) 2 trees.

c) 5 trees.

16.  When I went out to the recess, I had 4 marbles. I won 5 marbles in a game and then I lost 6.

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

a) 3 marbles.

b) 5 marbles.

c) 15 marbles.

17.  There are 5 people in a movie theater. 4 people come in and 4 people come out.

How many people are left in the movie theater?

a) 3 people.

b) 13 people.

c) 5 people.

18.  To make an installation, we bought 11 meters of cable. First, we used 7 and then 2 meters.

How many meters of cable are left?

a) 2 meters.

b) 20 meters.

c) 18 meters.

19.  8 people travel in a bus. If 6 of them get down and then 9 people get in.

How many people are left in the bus?

a) 23 people.

b) 10 people.

c) 11 people.

20. In a circus there were 8 elephants, 11 tigers and 7 monkeys.

How many animals were there in the circus?

a) 19 animals.

b) 18 animals.

c) 26 animals.

21. Stephen fished 4 fishes and then he threw 2 to the river because they were small.

How many fishes are left?

a) 6 fishes.

b) 2 fishes.

c) 1 fish.

22.  Yesterday I walked 4 kilometers in the morning and 6 kilometers in the afternoon.

How many kilometers did I walk altogether?

a) 2 kilometers.

b) 12 kilometers.

c) 10 kilometers.

23.  Pilar collects stamps. One day she bought 10. If she give 6 stamps to her friend Julia,

How many stamps does she have left?

a) 16 stamps.

b) 4 stamps.

c) 5 stamps.

24.  My grandmother gave me 11 postcards for my collection. If I already had 6 postcards,

How many postcards do I have now?

a) 5 postcards.

b) 18 postcards.

c) 17 postcards.

25.  There are 3 children in a movie theater. 2 of them come out and then 3 children come in.

How many children are there at the end of the movie?

a) 8 children.

b) 4 children.

c) 3 children.

26.  Arturo has 4 marbles, Amado has 5 and John has 3.

How many marbles are there altogether?

a) 9 marbles.

b) 12 marbles.

c) 8 marbles.

27.  There were 9 cookies in a box. First, I ate 1 cookie and then 5.

28.  Arturo had 9 euros and his father gave him 7. He bought a book that cost 8 euros.

How much money does he have now?

a) 6 Euros.

b) 8 Euros.

c) 24 Euros.

29.  11 passengers travel in a supersonic plane. At the airport 10 people go aboard and 11 go down.

How many people are there on the plane?

a) 32 passengers.

b) 10 passengers.

c) 11 passengers.

30. Mary has 11 euros. Her mother gives her 6 and she spent 7 euros on school supplies.

How much money does she have now?

a) 10 Euros.

b) 24 Euros.

c) 9 Euros.

31.  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.

32.  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.

33.  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.

34.  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.

35.  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.

36.  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.

37. 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.

38.  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.

39.  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.

40. 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.