Add 27/40 and 56/98
27/40 + 56/98 is 349/280.
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,
27/40 = 27 × 49/40 × 49 = 1323/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
56/98 = 56 × 20/98 × 20 = 1120/1960 - Add the two like fractions:
1323/1960 + 1120/1960 = 1323 + 1120/1960 = 2443/1960 - 2443/1960 simplified gives 349/280
- So, 27/40 + 56/98 = 349/280
In mixed form: 169/280
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