Add 21/42 and 5/6
21/42 + 5/6 is 4/3.
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,
5/6 = 5 × 7/6 × 7 = 35/42 - Add the two like fractions:
21/42 + 35/42 = 21 + 35/42 = 56/42 - 56/42 simplified gives 4/3
- So, 21/42 + 5/6 = 4/3
In mixed form: 11/3
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