Add 7/72 and 18/12
1st number: 7/72, 2nd number: 1 6/12
7/72 + 18/12 is 115/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 12 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
7/72 = 7 × 1/72 × 1 = 7/72 - Likewise, for the 2nd fraction, since 12 × 6 = 72,
18/12 = 18 × 6/12 × 6 = 108/72 - Add the two like fractions:
7/72 + 108/72 = 7 + 108/72 = 115/72 - So, 7/72 + 18/12 = 115/72
In mixed form: 143/72
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