Add 98/15 and 21/90
1st number: 6 8/15, 2nd number: 21/90
98/15 + 21/90 is 203/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
98/15 = 98 × 6/15 × 6 = 588/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
21/90 = 21 × 1/90 × 1 = 21/90 - Add the two like fractions:
588/90 + 21/90 = 588 + 21/90 = 609/90 - 609/90 simplified gives 203/30
- So, 98/15 + 21/90 = 203/30
In mixed form: 623/30
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