Question

Find the sum of 1 by 7 and 2 by 9

Answer 1

Answer:

Step-by-step explanation:

1/7 + 2/9

⇒first lets take LCM of the two fractions...

⇒1×9/7×9 + 2×7/9×7

⇒9/63 + 14/63

now lets take the denominator common,

⇒(9 + 14)/63

⇒23/63

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