Worksheet on Fundamental Operations

Worksheet on fundamental operations will help us to practice the questions on four fundamental operations i.e. addition, subtraction, multiplication and division.

1. Add the following:

(i) 35 + 43 =

(ii) 8 + 4 + 6 =

(iii) 96 + 69 =

(iv) 38 + 81 + 73 =

(v) 239 + 487 =

(vi) 315 + 174 + 33 =

2. Subtract the following:

(i) 69 – 35 =

(ii) 383 – 198 =

3. Find two subtraction facts for the following addition facts:

(i) 48 + 16 = 64

(ii) 70 + 14 = 84

4. Fill in the blanks:

(i) 97 - ____ = 35

(ii) 28 + ____ = 40

5. Find two addition facts for the following subtraction facts:

(i) 80 – 30 = 50

(ii) 245 – 124 = 121

6. Simplify:

(i) 26 + 32 – 12 =

(ii) 75 + 25 – 30 =

(iii) 329 + 574 =

(iv) 370 – 259 =

7. In a school there are 539 students of whom 329 students are girls. Find the number of boys.

8. In a collection of fruits there are 57 apples, 46 mangoes and 23 oranges. How many fruits are there in the collection?

9. Write in multiplication form: 14 + 14 + 14 + 14 + 14

10. Multiply the following:

(i) 31 × 3 =

(ii) 53 × 8 =

11. There are 7 days in a week. How many days are there in 52 weeks?

12. How many weeks are there in 42 days if seven days make a week?

13. Find two division facts for the multiplication facts: 7 × 6 = 42        

14. Find two multiplication facts for the division facts: 40 ÷ 8 = 5

15. Divide the following:

(i) 0 ÷ 10 =

(ii) 63 ÷ 7 =

Answers for the worksheet on fundamental operations are given below to check the exact answers of the above questions on addition, subtraction, multiplication and division.

Answers:

1. (i) 78

(ii) 18

(iii) 165

(iv) 192

(v) 726

(vi) 522

2. (i) 34

(ii) 185

3. (i) 64 – 48 = 16, 64 – 16 = 48

(ii) 84 – 70 = 14, 84 – 14 = 70

4. (i) 62

(ii) 12

5. (i) 50 + 30 = 80, 30 + 50 = 80

(ii) 121 + 124 = 245, 124 + 121 = 245

6. (i) 46

(ii) 70

(iii) 903

(iv) 111

7. 210 boys.

8. 126 fruits

9. 14 × 5 = 70

10. (i) 93

(ii) 424

11. 364 days

12. 6 weeks

13. 42 ÷ 6 = 7, 42 ÷ 7 = 6

14. 5 × 8 = 40, 8 × 5 = 40

15. (i) 0

(ii) 9

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