Add 6/42 and 12/84
6/42 + 12/84 is 2/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
6/42 = 6 × 2/42 × 2 = 12/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
12/84 = 12 × 1/84 × 1 = 12/84 - Add the two like fractions:
12/84 + 12/84 = 12 + 12/84 = 24/84 - 24/84 simplified gives 2/7
- So, 6/42 + 12/84 = 2/7
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