Add 21/98 and 42/16
1st number: 21/98, 2nd number: 2 10/16
21/98 + 42/16 is 159/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 16 is 784
Next, find the equivalent fraction of both fractional numbers with denominator 784 - For the 1st fraction, since 98 × 8 = 784,
21/98 = 21 × 8/98 × 8 = 168/784 - Likewise, for the 2nd fraction, since 16 × 49 = 784,
42/16 = 42 × 49/16 × 49 = 2058/784 - Add the two like fractions:
168/784 + 2058/784 = 168 + 2058/784 = 2226/784 - 2226/784 simplified gives 159/56
- So, 21/98 + 42/16 = 159/56
In mixed form: 247/56
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