Add 20/98 and 15/90
20/98 + 15/90 is 109/294.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 98 × 45 = 4410,
20/98 = 20 × 45/98 × 45 = 900/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
15/90 = 15 × 49/90 × 49 = 735/4410 - Add the two like fractions:
900/4410 + 735/4410 = 900 + 735/4410 = 1635/4410 - 1635/4410 simplified gives 109/294
- So, 20/98 + 15/90 = 109/294
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