Add 63/70 and 18/98
63/70 + 18/98 is 531/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 70 × 7 = 490,
63/70 = 63 × 7/70 × 7 = 441/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
18/98 = 18 × 5/98 × 5 = 90/490 - Add the two like fractions:
441/490 + 90/490 = 441 + 90/490 = 531/490 - So, 63/70 + 18/98 = 531/490
In mixed form: 141/490
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