Add 30/54 and 90/72
1st number: 30/54, 2nd number: 1 18/72
30/54 + 90/72 is 65/36.
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,
30/54 = 30 × 4/54 × 4 = 120/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
90/72 = 90 × 3/72 × 3 = 270/216 - Add the two like fractions:
120/216 + 270/216 = 120 + 270/216 = 390/216 - 390/216 simplified gives 65/36
- So, 30/54 + 90/72 = 65/36
In mixed form: 129/36
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