Add 84/40 and 90/98
1st number: 2 4/40, 2nd number: 90/98
84/40 + 90/98 is 1479/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 98 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
84/40 = 84 × 49/40 × 49 = 4116/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
90/98 = 90 × 20/98 × 20 = 1800/1960 - Add the two like fractions:
4116/1960 + 1800/1960 = 4116 + 1800/1960 = 5916/1960 - 5916/1960 simplified gives 1479/490
- So, 84/40 + 90/98 = 1479/490
In mixed form: 39/490
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