Add 75/54 and 72/48, Solve 1 21/54 + 1 24/48 as a fraction

Add 75/54 and 72/48

1^st number: 1 21/54, 2^nd number: 1 24/48

75/54 + 72/48 is 26/9.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 48 is 432

Next, find the equivalent fraction of both fractional numbers with denominator 432
For the 1st fraction, since 54 × 8 = 432,
75/54 = 75 × 8/54 × 8 = 600/432
Likewise, for the 2nd fraction, since 48 × 9 = 432,
72/48 = 72 × 9/48 × 9 = 648/432
Add the two like fractions:
600/432 + 648/432 = 600 + 648/432 = 1248/432
1248/432 simplified gives 26/9
So, 75/54 + 72/48 = 26/9
In mixed form: 28/9

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