Add 1/54 and 90/72
1st number: 1/54, 2nd number: 1 18/72
1/54 + 90/72 is 137/108.
Steps for adding fractions
- 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,
1/54 = 1 × 4/54 × 4 = 4/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
90/72 = 90 × 3/72 × 3 = 270/216 - Add the two like fractions:
4/216 + 270/216 = 4 + 270/216 = 274/216 - 274/216 simplified gives 137/108
- So, 1/54 + 90/72 = 137/108
In mixed form: 129/108
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