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Whole Numbers Practice Questions

Class 6 · Mathematics · 1146 free MCQs with instant results and detailed explanations.

1146
Total
360
Easy
565
Medium
221
Hard

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Topics in Whole Numbers

Patterns 352
Properties of Whole Numbers 426
Natural Numbers 368

Sample Questions from Whole Numbers

Here are 10 sample questions. Start a quiz to get randomized questions with scoring.

Q1
Easy
Which of the following is a natural number?
A. 0
B. 1
C. -5
D. 4.5
Show Answer & Explanation
Correct Answer: B
Natural numbers are the set of positive integers starting from 1. 1 is included.
Q2
Easy
What is the sum of the first five natural numbers?
A. 10
B. 15
C. 5
D. 20
Show Answer & Explanation
Correct Answer: B
The first five natural numbers are 1, 2, 3, 4, and 5. Their sum is 1 + 2 + 3 + 4 + 5 = 15.
Q3
Easy
Which of the following sets contains only natural numbers?
A. {1, 2, 3}
B. {0, 1, 2}
C. {-1, 0, 1}
D. {1.1, 2.2, 3.3}
Show Answer & Explanation
Correct Answer: A
Set A contains only positive whole numbers, which are all natural numbers.
Q4
Medium
What is the smallest natural number?
A. 0
B. 1
C. 2
D. -1
Show Answer & Explanation
Correct Answer: B
Natural numbers start from 1; 0 is not considered a natural number.
Q5
Medium
If you add 5 to the largest natural number you can think of, what type of number do you get?
A. Natural Number
B. Whole Number
C. Integer
D. Not a Number
Show Answer & Explanation
Correct Answer: C
Natural numbers are unbounded, but adding 5 results in an integer, which can be negative or positive.
Q6
Medium
What is the sum of the first five natural numbers?
A. 10
B. 15
C. 20
D. 5
Show Answer & Explanation
Correct Answer: B
The first five natural numbers are 1, 2, 3, 4, and 5. Their sum is 1 + 2 + 3 + 4 + 5 = 15.
Q7
Medium
Which of the following is not a natural number?
A. 3
B. 7
C. -2
D. 15
Show Answer & Explanation
Correct Answer: C
Natural numbers are positive integers starting from 1; -2 is not in this range.
Q8
Hard
Which of the following numbers is a natural number?
A. -5
B. 0
C. 7
D. 3.2
Show Answer & Explanation
Correct Answer: C
Natural numbers are positive integers starting from 1. The only natural number in the options is 7.
Q9
Hard
If a natural number x is multiplied by 7 and yields a product of 49, what is the value of x?
A. 5
B. 6
C. 7
D. 8
Show Answer & Explanation
Correct Answer: C
To find x, divide 49 by 7. The result is 7, which is a natural number.
Q10
Hard
Which of the following is an example of a sequence of the first four natural numbers in reverse order?
A. 1, 2, 3, 4
B. 4, 3, 2, 1
C. 1, 3, 2, 4
D. 0, 1, 2, 3
Show Answer & Explanation
Correct Answer: B
The first four natural numbers are 1, 2, 3, and 4. Reversed, they become 4, 3, 2, 1.

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More Mathematics Chapters

1 Knowing Our Numbers
1171 Qs →
2 Playing with Numbers
1160 Qs →
3 Basic Geometrical Ideas
1151 Qs →
4 Understanding Elementary Shapes
1103 Qs →
5 Integers
1071 Qs →
6 Fractions
1026 Qs →
7 Decimals
1303 Qs →
8 Data Handling
782 Qs →

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Whole Numbers — Class 6 Mathematics Practice Questions Online

This page contains 1146 practice MCQs for the chapter Whole Numbers in Class 6 Mathematics. The questions are organized by difficulty — 360 easy, 565 medium, 221 hard — so you can choose the right level for your preparation.

Every question includes a detailed explanation to help you understand the concept, not just memorize answers. Take a timed quiz to simulate exam conditions, or practice at your own pace with no time limit. This chapter covers 3 topics, giving you comprehensive coverage of the entire chapter.