Add 21/98 and 15/14
1st number: 21/98, 2nd number: 1 1/14
21/98 + 15/14 is 9/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 14 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 98 × 1 = 98,
21/98 = 21 × 1/98 × 1 = 21/98 - Likewise, for the 2nd fraction, since 14 × 7 = 98,
15/14 = 15 × 7/14 × 7 = 105/98 - Add the two like fractions:
21/98 + 105/98 = 21 + 105/98 = 126/98 - 126/98 simplified gives 9/7
- So, 21/98 + 15/14 = 9/7
In mixed form: 12/7
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