Add 81/63 and 63/14, Solve 1 18/63 + 4 7/14 as a fraction

Add 81/63 and 63/14

1^st number: 1 18/63, 2^nd number: 4 7/14

81/63 + 63/14 is 81/14.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 14 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 63 × 2 = 126,
81/63 = 81 × 2/63 × 2 = 162/126
Likewise, for the 2nd fraction, since 14 × 9 = 126,
63/14 = 63 × 9/14 × 9 = 567/126
Add the two like fractions:
162/126 + 567/126 = 162 + 567/126 = 729/126
729/126 simplified gives 81/14
So, 81/63 + 63/14 = 81/14
In mixed form: 511/14

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