(a) Addition
You know how to add two rational numbers. Let us add a few pairs here.
-2
-25 1 5
+ and - +
3 7
7 21 7
54 특
3
21
So,
-255
3 7 7
3
Also,
-6
5
* +69) -.. and *** 39-
9-69)+
Is
-6
ilm
+
3
?
5
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Answer:
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