Add 72/54 and 98/84, Solve 1 18/54 + 1 14/84 as a fraction

Add 72/54 and 98/84

1^st number: 1 18/54, 2^nd number: 1 14/84

72/54 + 98/84 is 5/2.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 84 is 756

Next, find the equivalent fraction of both fractional numbers with denominator 756
For the 1st fraction, since 54 × 14 = 756,
72/54 = 72 × 14/54 × 14 = 1008/756
Likewise, for the 2nd fraction, since 84 × 9 = 756,
98/84 = 98 × 9/84 × 9 = 882/756
Add the two like fractions:
1008/756 + 882/756 = 1008 + 882/756 = 1890/756
1890/756 simplified gives 5/2
So, 72/54 + 98/84 = 5/2
In mixed form: 21/2

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