Question

lor
number
18
3
2. Fill in the blanks :
( The sum of two rational numbers is always a
(m) Three or more rational numbers can be added by grouping them in
order.
number
(iii) The difference of two rational numbers is a
(iv)
is called the identity element for addition of rational numbers.
(v) The sum of any rational number and
is the rational number itself
3. What should be subtracted from
2.
to get
?
7
4. What should be subtracted from to get
?
5
5. What should be added to
to get 0 ?
7.
6. Find the sum of the following rational numbers:
3 4
-3
(i) and
and-
5 5
5
7. Find the sum of:
-2 7
5
(0) and
5
and
4
8.
Teacher's Signature
chlANIN
alb
-3
Mathematics Par-7 . 8
हिदा.भाग-150E​

Answer 1

Answer:

bsjsisbssbsiwiwwowiiweieieiie

Answer 2

Answer:

The sum of two rational no. is always a no.