Add 7/9 and 81/16
1st number: 7/9, 2nd number: 5 1/16
7/9 + 81/16 is 841/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
7/9 = 7 × 16/9 × 16 = 112/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
81/16 = 81 × 9/16 × 9 = 729/144 - Add the two like fractions:
112/144 + 729/144 = 112 + 729/144 = 841/144 - So, 7/9 + 81/16 = 841/144
In mixed form: 5121/144
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