Add 8/60 and 42/81
8/60 + 42/81 is 88/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 81 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 60 × 27 = 1620,
8/60 = 8 × 27/60 × 27 = 216/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
42/81 = 42 × 20/81 × 20 = 840/1620 - Add the two like fractions:
216/1620 + 840/1620 = 216 + 840/1620 = 1056/1620 - 1056/1620 simplified gives 88/135
- So, 8/60 + 42/81 = 88/135
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