Add 30/72 and 42/54
30/72 + 42/54 is 43/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 72 × 3 = 216,
30/72 = 30 × 3/72 × 3 = 90/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
42/54 = 42 × 4/54 × 4 = 168/216 - Add the two like fractions:
90/216 + 168/216 = 90 + 168/216 = 258/216 - 258/216 simplified gives 43/36
- So, 30/72 + 42/54 = 43/36
In mixed form: 17/36
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