Add 42/81 and 15/50
42/81 + 15/50 is 221/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 50 is 4050
Next, find the equivalent fraction of both fractional numbers with denominator 4050 - For the 1st fraction, since 81 × 50 = 4050,
42/81 = 42 × 50/81 × 50 = 2100/4050 - Likewise, for the 2nd fraction, since 50 × 81 = 4050,
15/50 = 15 × 81/50 × 81 = 1215/4050 - Add the two like fractions:
2100/4050 + 1215/4050 = 2100 + 1215/4050 = 3315/4050 - 3315/4050 simplified gives 221/270
- So, 42/81 + 15/50 = 221/270
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