Add 15/98 and 90/40
1st number: 15/98, 2nd number: 2 10/40
15/98 + 90/40 is 471/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 98 × 20 = 1960,
15/98 = 15 × 20/98 × 20 = 300/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
90/40 = 90 × 49/40 × 49 = 4410/1960 - Add the two like fractions:
300/1960 + 4410/1960 = 300 + 4410/1960 = 4710/1960 - 4710/1960 simplified gives 471/196
- So, 15/98 + 90/40 = 471/196
In mixed form: 279/196
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