Question

please solve this .....​

Answer 1

Answer:

(i) and (ii) are same but (iii) and (iv) are not.

Step-by-step explanation:

(i) (a) 3/7 + 2/3 = 23/21, (b) 2/3 + 3/7 = 23/21

(ii) (a) 3/14 + (-6/7) = -9/14, (b) (-6/7) + 3/14 = -9/14

(iii) (a) 12/13 -(-5/7) = 145/91, (b) (-5/7) - 12/13 = -145/91

(iv) (a) -1/3 -(-16/21) = 9/21, (b) -16/21 -(-1/3) = -9/21

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Answer 2

Answer:

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