Add 63/98 and 25/30
63/98 + 25/30 is 31/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 30 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 98 × 15 = 1470,
63/98 = 63 × 15/98 × 15 = 945/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
25/30 = 25 × 49/30 × 49 = 1225/1470 - Add the two like fractions:
945/1470 + 1225/1470 = 945 + 1225/1470 = 2170/1470 - 2170/1470 simplified gives 31/21
- So, 63/98 + 25/30 = 31/21
In mixed form: 110/21
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