Add 42/63 and 81/56
1st number: 42/63, 2nd number: 1 25/56
42/63 + 81/56 is 355/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
42/63 = 42 × 8/63 × 8 = 336/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
81/56 = 81 × 9/56 × 9 = 729/504 - Add the two like fractions:
336/504 + 729/504 = 336 + 729/504 = 1065/504 - 1065/504 simplified gives 355/168
- So, 42/63 + 81/56 = 355/168
In mixed form: 219/168
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