Add 1/98 and 81/90
1/98 + 81/90 is 223/245.
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,
1/98 = 1 × 45/98 × 45 = 45/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
81/90 = 81 × 49/90 × 49 = 3969/4410 - Add the two like fractions:
45/4410 + 3969/4410 = 45 + 3969/4410 = 4014/4410 - 4014/4410 simplified gives 223/245
- So, 1/98 + 81/90 = 223/245
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