Add 8/40 and 7/98
8/40 + 7/98 is 19/70.
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,
8/40 = 8 × 49/40 × 49 = 392/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
7/98 = 7 × 20/98 × 20 = 140/1960 - Add the two like fractions:
392/1960 + 140/1960 = 392 + 140/1960 = 532/1960 - 532/1960 simplified gives 19/70
- So, 8/40 + 7/98 = 19/70
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