Add 20/72 and 98/63, Solve 20/72 + 1 35/63 as a fraction

Add 20/72 and 98/63

1^st number: 20/72, 2^nd number: 1 35/63

20/72 + 98/63 is 11/6.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 63 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 72 × 7 = 504,
20/72 = 20 × 7/72 × 7 = 140/504
Likewise, for the 2nd fraction, since 63 × 8 = 504,
98/63 = 98 × 8/63 × 8 = 784/504
Add the two like fractions:
140/504 + 784/504 = 140 + 784/504 = 924/504
924/504 simplified gives 11/6
So, 20/72 + 98/63 = 11/6
In mixed form: 15/6

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