Add 15/28 and 90/98
15/28 + 90/98 is 285/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 98 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
15/28 = 15 × 7/28 × 7 = 105/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
90/98 = 90 × 2/98 × 2 = 180/196 - Add the two like fractions:
105/196 + 180/196 = 105 + 180/196 = 285/196 - So, 15/28 + 90/98 = 285/196
In mixed form: 189/196
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