Math, asked by rafiyaqureshi05, 4 months ago

add the following rational numbers -1/9 and 1/7

Answers

Answered by Advay71

2

Answer:

2/63

Step-by-step explanation:

-1/9 + 1/7

= 1/7 - 1/9

= 9/63 - 7/63 [LCM of 7 and 9 is 63]

= 2/63

Hope it helps!

Answered by sujalchand2211

1

-1 + 1

9 7

Lcm of 9 and 7 = 63

7 × (-1) + 9(1)

63

-7 + 9

63

= 2

63

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