Add 21/50 and 90/98
21/50 + 90/98 is 3279/2450.
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,
90/98 = 90 × 25/98 × 25 = 2250/2450 - Add the two like fractions:
1029/2450 + 2250/2450 = 1029 + 2250/2450 = 3279/2450 - So, 21/50 + 90/98 = 3279/2450
In mixed form: 1829/2450
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