Add 4/12 and 7/72
4/12 + 7/72 is 31/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 12 × 6 = 72,
4/12 = 4 × 6/12 × 6 = 24/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
7/72 = 7 × 1/72 × 1 = 7/72 - Add the two like fractions:
24/72 + 7/72 = 24 + 7/72 = 31/72 - So, 4/12 + 7/72 = 31/72
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