Add 7/40 and 8/98
7/40 + 8/98 is 503/1960.
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,
7/40 = 7 × 49/40 × 49 = 343/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
8/98 = 8 × 20/98 × 20 = 160/1960 - Add the two like fractions:
343/1960 + 160/1960 = 343 + 160/1960 = 503/1960 - So, 7/40 + 8/98 = 503/1960
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