Add 1/27 and 21/72
1/27 + 21/72 is 71/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 72 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
1/27 = 1 × 8/27 × 8 = 8/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
21/72 = 21 × 3/72 × 3 = 63/216 - Add the two like fractions:
8/216 + 63/216 = 8 + 63/216 = 71/216 - So, 1/27 + 21/72 = 71/216
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