Add 6/8 and 20/42
6/8 + 20/42 is 103/84.
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,
6/8 = 6 × 21/8 × 21 = 126/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
20/42 = 20 × 4/42 × 4 = 80/168 - Add the two like fractions:
126/168 + 80/168 = 126 + 80/168 = 206/168 - 206/168 simplified gives 103/84
- So, 6/8 + 20/42 = 103/84
In mixed form: 119/84
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