Add 21/98 and 90/50
1st number: 21/98, 2nd number: 1 40/50
21/98 + 90/50 is 141/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 50 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 98 × 25 = 2450,
21/98 = 21 × 25/98 × 25 = 525/2450 - Likewise, for the 2nd fraction, since 50 × 49 = 2450,
90/50 = 90 × 49/50 × 49 = 4410/2450 - Add the two like fractions:
525/2450 + 4410/2450 = 525 + 4410/2450 = 4935/2450 - 4935/2450 simplified gives 141/70
- So, 21/98 + 90/50 = 141/70
In mixed form: 21/70
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