Add 75/54 and 36/72, Solve 1 21/54 + 36/72 as a fraction

Add 75/54 and 36/72

1^st number: 1 21/54, 2^nd number: 36/72

75/54 + 36/72 is 17/9.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 72 is 216

Next, find the equivalent fraction of both fractional numbers with denominator 216
For the 1st fraction, since 54 × 4 = 216,
75/54 = 75 × 4/54 × 4 = 300/216
Likewise, for the 2nd fraction, since 72 × 3 = 216,
36/72 = 36 × 3/72 × 3 = 108/216
Add the two like fractions:
300/216 + 108/216 = 300 + 108/216 = 408/216
408/216 simplified gives 17/9
So, 75/54 + 36/72 = 17/9
In mixed form: 18/9

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