Add 42/50 and 15/81
42/50 + 15/81 is 692/675.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 81 is 4050
Next, find the equivalent fraction of both fractional numbers with denominator 4050 - For the 1st fraction, since 50 × 81 = 4050,
42/50 = 42 × 81/50 × 81 = 3402/4050 - Likewise, for the 2nd fraction, since 81 × 50 = 4050,
15/81 = 15 × 50/81 × 50 = 750/4050 - Add the two like fractions:
3402/4050 + 750/4050 = 3402 + 750/4050 = 4152/4050 - 4152/4050 simplified gives 692/675
- So, 42/50 + 15/81 = 692/675
In mixed form: 117/675
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