Add 70/54 and 84/72, Solve 1 16/54 + 1 12/72 as a fraction

Add 70/54 and 84/72

1^st number: 1 16/54, 2^nd number: 1 12/72

70/54 + 84/72 is 133/54.

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,
70/54 = 70 × 4/54 × 4 = 280/216
Likewise, for the 2nd fraction, since 72 × 3 = 216,
84/72 = 84 × 3/72 × 3 = 252/216
Add the two like fractions:
280/216 + 252/216 = 280 + 252/216 = 532/216
532/216 simplified gives 133/54
So, 70/54 + 84/72 = 133/54
In mixed form: 225/54

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