Add 7/27 and 21/8
1st number: 7/27, 2nd number: 2 5/8
7/27 + 21/8 is 623/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 8 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
7/27 = 7 × 8/27 × 8 = 56/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
21/8 = 21 × 27/8 × 27 = 567/216 - Add the two like fractions:
56/216 + 567/216 = 56 + 567/216 = 623/216 - So, 7/27 + 21/8 = 623/216
In mixed form: 2191/216
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