Add 3/14 and 20/12
1st number: 3/14, 2nd number: 1 8/12
3/14 + 20/12 is 79/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
3/14 = 3 × 6/14 × 6 = 18/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
20/12 = 20 × 7/12 × 7 = 140/84 - Add the two like fractions:
18/84 + 140/84 = 18 + 140/84 = 158/84 - 158/84 simplified gives 79/42
- So, 3/14 + 20/12 = 79/42
In mixed form: 137/42
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