Question

Short Answer Type Questions:
1. What are the multiplicative and additive identities of rational numbers
2. Write the additive inverse of 19/-6 and -24
3. Write the multiplicative inverse of -13/19 and -7
4. Mention a rational number which has no reciprocal.
5. Mention any 4 rational numbers which are less than 5.
6. Represent the following rational numbers on the number line:
a)-3/4 b) 31/-6 c) -1/2 d)
7. Write the following rational numbers in the standard form:
a) 5/15 b) -24/40 c) 33/-77 d) -45/-105
8. Compare the following rational numbers:
1)-9/27,6/-18 2) -5/7, 10/-6
:) 3/-8, -15/40 4)-11/7, 33/21​

Answer 1

Answer :-

Short Answer Type Questions:

1. What are the multiplicative and additive identities of rational numbers

2. Write the additive inverse of 19/-6 and -24

3. Write the multiplicative inverse of -13/19 and -7

4. Mention a rational number which has no reciprocal.

5. Mention any 4 rational numbers which are less than 5.

6. Represent the following rational numbers on the number line:

a)-3/4 b) 31/-6 c) -1/2 d)

7. Write the following rational numbers in the standard form:

a) 5/15 b) -24/40 c) 33/-77 d) -45/-105

8. Compare the following rational numbers:

1)-9/27,6/-18 2) -5/7, 10/-6

:) 3/-8, -15/40 4)-11/7, 33/21

Answer 2

Answer:

1. multiplicative identity- 1

additive identity- 0

2. 19/-6 = 19/6

-24= 24

3. 19/-3 and 1/-7

4. 0

5. 1,2,3,4