Add 98/45 and 90/63, Solve 2 8/45 + 1 27/63 as a fraction

Add 98/45 and 90/63

1^st number: 2 8/45, 2^nd number: 1 27/63

98/45 + 90/63 is 1136/315.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 63 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 45 × 7 = 315,
98/45 = 98 × 7/45 × 7 = 686/315
Likewise, for the 2nd fraction, since 63 × 5 = 315,
90/63 = 90 × 5/63 × 5 = 450/315
Add the two like fractions:
686/315 + 450/315 = 686 + 450/315 = 1136/315
So, 98/45 + 90/63 = 1136/315
In mixed form: 3191/315

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