Add 7/84 and 81/16
1st number: 7/84, 2nd number: 5 1/16
7/84 + 81/16 is 247/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
7/84 = 7 × 4/84 × 4 = 28/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
81/16 = 81 × 21/16 × 21 = 1701/336 - Add the two like fractions:
28/336 + 1701/336 = 28 + 1701/336 = 1729/336 - 1729/336 simplified gives 247/48
- So, 7/84 + 81/16 = 247/48
In mixed form: 57/48
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