Add 21/2 and 42/49
1st number: 10 1/2, 2nd number: 42/49
21/2 + 42/49 is 159/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 2 × 49 = 98,
21/2 = 21 × 49/2 × 49 = 1029/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
42/49 = 42 × 2/49 × 2 = 84/98 - Add the two like fractions:
1029/98 + 84/98 = 1029 + 84/98 = 1113/98 - 1113/98 simplified gives 159/14
- So, 21/2 + 42/49 = 159/14
In mixed form: 115/14
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