Add 7/72 and 90/98, Solve 7/72 + 90/98 as a fraction

Add 7/72 and 90/98

7/72 + 90/98 is 3583/3528.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 98 is 3528

Next, find the equivalent fraction of both fractional numbers with denominator 3528
For the 1st fraction, since 72 × 49 = 3528,
7/72 = 7 × 49/72 × 49 = 343/3528
Likewise, for the 2nd fraction, since 98 × 36 = 3528,
90/98 = 90 × 36/98 × 36 = 3240/3528
Add the two like fractions:
343/3528 + 3240/3528 = 343 + 3240/3528 = 3583/3528
So, 7/72 + 90/98 = 3583/3528
In mixed form: 155/3528

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