Add 81/18 and 30/16
1st number: 4 9/18, 2nd number: 1 14/16
81/18 + 30/16 is 51/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
81/18 = 81 × 8/18 × 8 = 648/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
30/16 = 30 × 9/16 × 9 = 270/144 - Add the two like fractions:
648/144 + 270/144 = 648 + 270/144 = 918/144 - 918/144 simplified gives 51/8
- So, 81/18 + 30/16 = 51/8
In mixed form: 63/8
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