Add 21/50 and 7/98
21/50 + 7/98 is 86/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 98 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 50 × 49 = 2450,
21/50 = 21 × 49/50 × 49 = 1029/2450 - Likewise, for the 2nd fraction, since 98 × 25 = 2450,
7/98 = 7 × 25/98 × 25 = 175/2450 - Add the two like fractions:
1029/2450 + 175/2450 = 1029 + 175/2450 = 1204/2450 - 1204/2450 simplified gives 86/175
- So, 21/50 + 7/98 = 86/175
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