Add 81/42 and 50/56
1st number: 1 39/42, 2nd number: 50/56
81/42 + 50/56 is 79/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
81/42 = 81 × 4/42 × 4 = 324/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
50/56 = 50 × 3/56 × 3 = 150/168 - Add the two like fractions:
324/168 + 150/168 = 324 + 150/168 = 474/168 - 474/168 simplified gives 79/28
- So, 81/42 + 50/56 = 79/28
In mixed form: 223/28
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