Add 81/45 and 20/98
1st number: 1 36/45, 2nd number: 20/98
81/45 + 20/98 is 491/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 45 × 98 = 4410,
81/45 = 81 × 98/45 × 98 = 7938/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
20/98 = 20 × 45/98 × 45 = 900/4410 - Add the two like fractions:
7938/4410 + 900/4410 = 7938 + 900/4410 = 8838/4410 - 8838/4410 simplified gives 491/245
- So, 81/45 + 20/98 = 491/245
In mixed form: 21/245
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