Learn Math » Simple Exercises in Addition and Subtraction for Grade 1

These simple exercises in addition and subtraction will give essential foundations in basic mathematics operations to grade 1 students.

Answer the following problems

1. Jo had three balls. His father gave him one more ball. Now how many balls does Jo have?

2. Mary had two pencils. Jane borrowed one of her pencils. Now how many pencils does Mary have?

3. There were 3 trees near my house. One tree Was cut down. Now how many trees are remaining?

4. Five birds were sitting on a tree. Three of them flew away. Now how many are sitting on the tree?

5. I have four pens. My father gave me three more pens. Now how many pens do I have altogether?

6. John gave some pencils to Mary. Of these pencils, Mary gave six pencils to James. Now John has only 3 pencils. How many pencils did John have in the beginning?

7. Jack ate two buns. Jill ate 5 buns. How much buns did they eat altogether?

8. Michael spent two dollars to buy an ice-cream. Natasha spent three dollars to buy a banana smoothie. How much money did they spend altogether?

More challenging problems

9. Look at the triangle below.

a) How many rectangles are there in the big triangle?
b) How many circles are there in the big triangle?
c) How many stars are there in the big triangle?
d) How many shapes are there altogether in the triangle?

10. How many rectangles are there in the figure below?

11. Annie was collecting sea shells on the beach. Annie’s friend Celine was also collecting sea shells. Annie collected 8 sea shells. Celine also collected the same number of sea shells. How many sea shells did they collect altogether?

12. In the following number series, each number is two more than the previous number. Complete the number series.
1, 3, 5, 7, ……, ……., …….

13. Tom has 50 marbles. Lina takes away 25 of them. Tom was very angry, so he snatched back 5 of them. Now how many marbles does tom have?

14. There are 20 birds in one cage. Tomas bought another cage of 15 birds. Tomas wants to put the birds in one cage altogether. How many birds will be in the bigger cage altogether?

15. Claire bought ten candies. She gave two candies to Rosie. How many candies are left with Claire?

16. Candy bought candies for $10.00. she gave $8.00 to the shop keeper. How much will Candy get back from the shopkeeper?

17. In a classroom, ten students have short hair. All the rest have long hair. There are 50 students in the classroom, how many students with long hair are in the classroom?

18. There are 60 buns to be distributed to 30 children. How many buns will be given to each child?

19. There are many trees in the wooded area behind my house. Of these five of then are flower producing trees. The rest are non- flower producing trees. If the total number of trees is 55, how many non-flower producing trees are there?

20. Look at the diagram of a house below.

a) How many triangles are there in the house?
b) How many rectangles are there in the house?

21. At a dinner party, ten men wore a suit and nine men did not wear a suit. How many men were there at the party?

22. In the annual dinner party at Paul’s school, Angelina sang a song, Celina did a dance and Paul performed a magic trick. How many programs were there at the annual dinner party?

23. In John’s house there are 4 Corgis, 4 poodles and 3 Pomeranians. How many dogs are there in John’s house?

24. The green house next to my school has 6 rooms. The blue house has 4 rooms. How many more rooms does the greenhouse have?

25. Jake and Matt went to the park. Jake packed 2 more snacks than Matt did. Matt packed 3 snacks. How many snacks did Jake pack?

26. Dustin and his little sister Susie walked 10 blocks from their school to the park, then they walked home. The total distance they walked was 20 blocks. How many blocks is it from the park to the children’s home?

Answer Key

1. 4
2. 1
3. 2
4. 2
5. 7
6. 9
7. 7
8. $5.00
9. a.5 b.4 c.5 d. 13
10. 6
11. 16
12. 1,3,5,7,9,13
13. 30
14. 35
15. 8
16. $2.00
17. 40
18. 2
19. 50
20. a) 1 b) 6
21. 19
22. 3
23. 11
24. 2
25. 5
26. 10