Students can practice TS 6th Class Maths Solutions Chapter 2 Whole Numbers Ex 2.1 to get the best methods of solving problems.
TS 6th Class Maths Solutions Chapter 2 Whole Numbers Exercise 2.1
Question 1.
Which of the statements are true (T) and which are false (F). Correct the false statements.
(i) There is a natural number that has no predecessor.
Answer:
True (T)
(ii) Zero is the smallest whole number.
Answer:
True (T)
(iii) All whole numbers are natural numbers.
Answer:
False(F)
(iv) A whole number that lies on the number line lies to the right side of another number is the greater number.
Answer:
True (T)
(v) A whole number on the left, of another number on the number line, is greater.
Answer:
False (F)
Correct form : A whole number on the left of another number on the number line is smaller.
(vi) We can’t show the smallest whole number on the number line.
Answer:
False (F)
Correct form : We can show the smallest whole number on the number line.
(vii) We can show the greatest whole number on the number line.
Answer:
False (F)
Correct form : We can’t show the greatest whole number on the number line.
Question 2.
How many whole numbers are there between 27 and 46?
Answer:
There are 18 whole numbers between 27 and 46.
Question 3.
Find the following using number line.
(i) 6 + 7 + 7
Answer:
(ii) 18 – 9
Answer:
(iii) 5 × 3
Answer:
Start from 0, move 5 units to the right each time, making 3 such moves. We will reach 15. So, 5 × 3 = 15
Question 4.
In each pair, state which whole number on the number line is on the right of the other number.
(i) 895 ; 239
(ii) 1001 ; 10001
(iii) 10015678 ; 284013
Answer:
(i) 895 is on the right of 239. .
(ii) 10001 is on the right of 1001.
(iii) 10015678 is on the right of 284013.
Question 5.
Mark the smallest whole number on the number line.
Answer:
Question 6.
Choose the appropriate symbol from < or >
(i) 8 ……… 7
(ii) 5 ……… 2
(iii) 0 ………. 1
(iv) 10 ………. 5
Answer:
(i) 8 > 7
(ii) 5 > 2
(iii) 0 < 1
(iv) 10 > 5
Question 7.
Place the successor of 11 and predecessor of 5 on the number line.
Answer:
Successor (that comes next) of 11 is 12.
Predecessor (that comes before) of 5 is 4.