Add 3/72 and 4/12
3/72 + 4/12 is 3/8.
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,
3/72 = 3 × 1/72 × 1 = 3/72 - Likewise, for the 2nd fraction, since 12 × 6 = 72,
4/12 = 4 × 6/12 × 6 = 24/72 - Add the two like fractions:
3/72 + 24/72 = 3 + 24/72 = 27/72 - 27/72 simplified gives 3/8
- So, 3/72 + 4/12 = 3/8
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