Add 81/8 and 90/16
1st number: 10 1/8, 2nd number: 5 10/16
81/8 + 90/16 is 63/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 8 × 2 = 16,
81/8 = 81 × 2/8 × 2 = 162/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
90/16 = 90 × 1/16 × 1 = 90/16 - Add the two like fractions:
162/16 + 90/16 = 162 + 90/16 = 252/16 - 252/16 simplified gives 63/4
- So, 81/8 + 90/16 = 63/4
In mixed form: 153/4
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