Add 21/14 and 81/6
1st number: 1 7/14, 2nd number: 13 3/6
21/14 + 81/6 is 15/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
21/14 = 21 × 3/14 × 3 = 63/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
81/6 = 81 × 7/6 × 7 = 567/42 - Add the two like fractions:
63/42 + 567/42 = 63 + 567/42 = 630/42 - 630/42 simplified gives 15/1
- So, 21/14 + 81/6 = 15/1
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