NCERT Solutions for Class 6 Maths Chapter 2 Whole Numbers Ex 2.1
Whole Numbers: Here you get NCERT Solutions for Class 6 Maths Chapter 2 Whole Numbers Ex 2.1 with Answers Pdf free download.In NCERT Solution Class 6 Maths with Answers you get question-answer based on latest exam pattern. By providing NCERT Chapter-wise Class 6 Maths Questions with Answers our target to help students get concept of the lesson very well.
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Board CBSE
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TextBook NCERT
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CLASS Class 6
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SUBJECT Maths
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CHAPTER Chapter 2
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SUBJECT Whole Number
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Visit NCERT Solutions
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NCERT Solutions for Class 6 Maths Chapter 2 Whole Numbers Ex 2.1 with Answers
Exercise 2.1
Question 1:
Write the next three natural numbers after 10999.
Answer 1:
The next three natural numbers after 10999 are 11000, 11001, 11002
Question 2:
Write the three whole numbers occurring just before 10001.
Answer 2:
The three whole numbers occurring just before 10001 are 10000,9999,9998.
Question 3:
Which is the smallest whole number?
Answer 3:
The smallest whole number is zero.
Question 4:
How many whole numbers are there between 32 and 53?
Answer 4:
53 – 32 – 1 = 20
There are 20 whole numbers between 32 and 53.
Question 5:
Write the successor of:
(a) 2440701 (b) 100199 (c) 1099999 (d) 2345670
Answer 5:
(a) Successor of 2440701 =( 2440701 + 1) = 2440702
(b) Successor of 100199 ( 100199 + 1) = 100200
(c) Successor of 1099999 ( 1099999 + 1) = 1100000
(d) Successor of 2345670 ( 2345670 + 1) = 2345671
Question 6:
Write the predecessor of:
(a) 94 (b) 10000 (c) 208090 (d) 7654321
Answer 6:
(a) The predecessor of 94 = (94 – 1) = 93
(b) The predecessor of 10000 ( 10000 – 1) = 9999
(c) The predecessor of 208090 ( 208090 – 1) = 208089
(d) The predecessor of 7654321 ( 7654321 – 1) = 7654320
Question 7:
In each of the following pairs of numbers, state which whole number is on the left of the other number on the number line? Also write them with the appropriate sign (>, <)
between them.
(a) 530, 503 (b) 370, 307 (c) 98765, 56789 (d) 9830415, 10023001.
Answer 7:
(a) 503 is on the left side of 530 on the number line.
So, 530 > 503.
(b) 307 is on the left side of 370 on the number line.
So, 370 > 307.
(c) 56789 is on the left side of 98765 on the number line.
So, 98765 > 56789.
(d)
So 9830415 is on the left side of 10023001 on the number line.
So 9830415 < 10023001.
NCERT Solutions for Class 6 Maths Chapter 2 Whole Numbers Ex 2.1 with Answers
Question 8:
Which of the following statements are true (T) and which are false (F):
(a) Zero is the smallest natural number.
(b) 400 is the predecessor of 399.
(c) Zero is the smallest whole number.
(d) 600 is the successor of 599.
(e) All natural numbers are whole numbers.
(f) All whole numbers are natural numbers.
(g) The predecessor of a two digit number is never a single digit number.
(h) 1 is the smallest whole number.
(i) The natural number 1 has no predecessor.
(j) The whole number 1 has no predecessor.
(k) The whole number 13 lies between 11 and 12.
(l) The whole number 0 has no predecessor.
(m) The successor of a two digit number is always a two digit number.
Answer 8:
(a) Zero is the smallest natural number.(False)
Correct Answer: One is the smallest natural number.
(b) 400 is the predecessor of 399.(False)
Correct Answer: 400 is the successor of 399.
(c) Zero is the smallest whole number.(True)
(d) 600 is the successor of 599.(True)
(e)All natural numbers are whole numbers. (True).
(f) All whole numbers are natural numbers.(False)
(g) The predecessor of a two digit number is never a single digit number.(False)
Correct Answer: The predecessor of a two digit number 10 is a single digit number that is 9.
(h) 1 is the smallest whole number.
(False)
Correct Answer: 0 is the smallest whole number.
(i)The natural number 1 has no predecessor. (True)
(j) The whole number 1 has no predecessor.False
Correct Answer: The whole number 1 has predecessor 0.
(k) The whole number 13 lies between 11 and 12.(False)
(l) The whole number 0 has no predecessor.(True)
(m) The successor of a two digit number is always a two digit number.(False)
Correction: The successor of a two digit number is always a two digit number except 99 which has a three digit successor that is 100.
NCERT Solutions for Class 6 Maths Chapter 2 Whole Numbers Ex 2.1 with Answers
