Add 20/42 and 7/14
20/42 + 7/14 is 41/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
20/42 = 20 × 1/42 × 1 = 20/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
7/14 = 7 × 3/14 × 3 = 21/42 - Add the two like fractions:
20/42 + 21/42 = 20 + 21/42 = 41/42 - So, 20/42 + 7/14 = 41/42
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