Add 21/12 and 90/98
1st number: 1 9/12, 2nd number: 90/98
21/12 + 90/98 is 523/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 98 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
21/12 = 21 × 49/12 × 49 = 1029/588 - Likewise, for the 2nd fraction, since 98 × 6 = 588,
90/98 = 90 × 6/98 × 6 = 540/588 - Add the two like fractions:
1029/588 + 540/588 = 1029 + 540/588 = 1569/588 - 1569/588 simplified gives 523/196
- So, 21/12 + 90/98 = 523/196
In mixed form: 2131/196
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