Question

add the following rational numbers
(i) -2/5 and 4/5
(ii) -17/15 and -1/15​

Answer 1

your answer

1) -2/5 and 4/5

= lcm of 5 and 5 is 5

= -2+4

_______

5

= 2/5 ans

2) -17/15 and -1/15

= lcm of 15 and 15 is 15

= (-17)+(-1)

_________

15

= -18/15 ans

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