Add 20/54 and 14/42
20/54 + 14/42 is 19/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 42 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
20/54 = 20 × 7/54 × 7 = 140/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
14/42 = 14 × 9/42 × 9 = 126/378 - Add the two like fractions:
140/378 + 126/378 = 140 + 126/378 = 266/378 - 266/378 simplified gives 19/27
- So, 20/54 + 14/42 = 19/27
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