Mental Maths Worksheet for Class 4

Mental Maths Worksheet for Class 4

CREST Olympiads
CREST Olympiads

This Mental Maths worksheet for class 4 allows children to build confidence and increase their Mental Math ability over time.

The Mental Maths worksheet for class 4 provided here cover a range of topics including addition and subtraction, multiplication and division and many other topics.

The worksheet is designed to be fun and engaging, with a mix of questions that challenge children's thinking skills and encourage them to apply what they have learned.

In addition, the Mental Maths questions for class 4 provided here can be used as a homework activity. Overall, our Mental Math class 4 worksheet is an excellent tool for children to improve their Mental Math skills and become more confident in the subject.

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Mental Maths Worksheet for Class 4

1. What is 5 + 4?

a) 8
b) 9
c) 10
d) 7

Answer: b) 9

2. What is 7 - 3?

a) 2
b) 4
c) 5
d) 6

Answer: b) 4

3. What is 6 x 2?

a) 12
b) 10
c) 8
d) 14

Answer: a) 12

4. What is 18 ÷ 3?

a) 5
b) 6
c) 7
d) 8

Answer: b) 6

5. What is 15 - 7?

a) 8
b) 9
c) 10
d) 11

Answer: a) 8

6. What is the solution to the equation 5 + x = 12?

a) 7
b) 5
c) 12
d) 17

Answer: a) 7

7. What is the volume of a rectangular prism with length 5 cm, width 3 cm and height 4 cm?

a) 60 cm3
b) 50 cm3
c) 40 cm3
d) 30 cm3

Answer: a) 60 cm3

8. What is the sum of the angles of a triangle?

a) 180o
b) 90o
c) 270o
d) 360o

Answer: a) 180o

9. If you spend $10 on a shirt and $5 on a pair of shoes, what is the total amount you spent?

a) $15
b) $12
c) $20
d) $22

Answer: a) $15

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10. What is the perimeter of a square with sides of length 4 cm?

a) 8 cm
b) 16 cm
c) 12 cm
d) 14 cm

Answer: b) 16 cm

11. What is the unit of length in the metric system?

a) Miles
b) Feet
c) Metres
d) Kilometres

Answer: c) Metres

Explanation: The metric system uses metres as the unit of length to measure distances.

12. What is the equivalent of 1 kilogram in grams?

a) 1000 g
b) 100 g
c) 10 g
d) 10000 g

Answer: a) 1000 g

Explanation: 1 kilogram is equivalent to 1000 grams.

13. A container contains 2 litres liquid. How can this be expressed in mililitres?

a) 2000 ml
b) 1000 ml
c) 200 ml
d) 20 ml

Answer: a) 2000 ml

Explanation: 1 litre is equivalent to 1000 ml, so 2 litres is equivalent to 2000 ml.

14. What is the unit of weight in the metric system?

a) Pounds
b) Kilograms
c) Ounces
d) Stones

Answer: b) Kilograms

Explanation: The metric system uses kilograms as the unit of weight to measure the mass of objects.

15. What is the equivalent of 500 millilitres in litres?

a) 0.5 litres
b) 5 litres
c) 50 litres
d) 0.05 litres

Answer: a) 0.5 litres

Explanation: 1 litre is equivalent to 1000 ml, so 500 ml is equivalent to 0.5 litres.

16. What is 1/2 of 50?

a) 25
b) 30
c) 40
d) 20

Answer: a) 25

Explanation: To find 1/2 of 50, we simply divide 50 by 2 which equals 25.

17. Which fraction is equivalent to 2/4?

a) 1/2
b) 3/4
c) 5/8
d) 1/4

Answer: a) 1/2

Explanation: 2/4 can be reduced to 1/2 by dividing both the numerator and denominator by 2.

18. Which of the following is not a fraction?

a) 1/3
b) 1/5
c) 4/5
d) 2

Answer: d) 2

Explanation: 2 is a integer value, not a fraction. A fraction is a number written as the ratio of two integers.

19. If 5 hours equal to 300 minutes, what is an hour equal to?

a) 60 minutes
b) 50 minutes
c) 55 minutes
d) 40 minutes

Answer: a) 60 minutes

Explanation: If 5 hours is equal to 300 minutes, then 1 hour is equal to 300/5=60 minutes.

20. If a clock reads 10:45, what is the time after 45 minutes?

a) 11:30
b) 11:15
c) 11:00
d) 11:30

Answer: b) 11:30

Explanation: 45 minutes after 10:45 is 11:30.

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Solve!!!

1. Round off the following numbers to the nearest ten:

a) 37
b) 82
c) 65

2. Find the missing number:

a) 9 + __ = 16
b) 21 - __ = 14

3. Double the following numbers:

a) 8
b) 15
c) 12

4. Multiply by 10:

a) 6
b) 7
c) 9

5. Divide the following numbers by 2:

a) 20
b) 30
c) 40

6. Add the following numbers:

a) 23 + 45
b) 67 + 34
c) 12 + 56

7. Subtract the following numbers:

a) 56 - 23
b) 78 - 45
c) 90 - 12

8. Find the product of the following numbers:

a) 5 x 4
b) 8 x 6
c) 7 x 3

9. Round off 837 to the nearest hundred.

10.  What is the next number in the pattern: 3, 6, 9, 12, __________.

Answers

1. a) 40, b) 80, c) 70
2. a) 7, b) 7
3. a) 16, b) 30, c) 24
4. a) 60, b) 70, c) 90
5. a) 10, b) 15, c) 20
6. a) 68, b) 101, c) 68
7. a) 33, b) 33, c) 78
8. a) 20, b) 48, c) 21.
9. 800
10. 15

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Mental Maths Worksheet PDF for Class 4

Mental Maths worksheet PDF for class 4 is easily accessible here and offers various different levels of questions with solutions to make learning more effective for students.

This worksheet helps students to practice and improve their Mental Maths skills on a daily basis. Mental Maths worksheet for class 4 comes with an answer key, making it easy for students to check their work and evaluate their progress. It also helps students to identify areas where they need to improve and work on them.

Students can practice and sharpen their skills by downloading class 4 Mental Maths worksheet for free. The following is the link to the download pdf for class 4 Mental Maths Worksheet.

Download PDF for Mental Maths Worksheet for Class 4

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