Add 10/27 and 15/42
10/27 + 15/42 is 275/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 42 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 27 × 14 = 378,
10/27 = 10 × 14/27 × 14 = 140/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
15/42 = 15 × 9/42 × 9 = 135/378 - Add the two like fractions:
140/378 + 135/378 = 140 + 135/378 = 275/378 - So, 10/27 + 15/42 = 275/378
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