Add 21/42 and 1/6
21/42 + 1/6 is 2/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
21/42 = 21 × 1/42 × 1 = 21/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
1/6 = 1 × 7/6 × 7 = 7/42 - Add the two like fractions:
21/42 + 7/42 = 21 + 7/42 = 28/42 - 28/42 simplified gives 2/3
- So, 21/42 + 1/6 = 2/3
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