Add 81/27 and 12/72
1st number: 3 0/27, 2nd number: 12/72
81/27 + 12/72 is 19/6.
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,
81/27 = 81 × 8/27 × 8 = 648/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
12/72 = 12 × 3/72 × 3 = 36/216 - Add the two like fractions:
648/216 + 36/216 = 648 + 36/216 = 684/216 - 684/216 simplified gives 19/6
- So, 81/27 + 12/72 = 19/6
In mixed form: 31/6
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