Add 3/8 and 27/42
3/8 + 27/42 is 57/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
3/8 = 3 × 21/8 × 21 = 63/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
27/42 = 27 × 4/42 × 4 = 108/168 - Add the two like fractions:
63/168 + 108/168 = 63 + 108/168 = 171/168 - 171/168 simplified gives 57/56
- So, 3/8 + 27/42 = 57/56
In mixed form: 11/56
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