Add 72/63 and 20/98
1st number: 1 9/63, 2nd number: 20/98
72/63 + 20/98 is 66/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 98 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 63 × 14 = 882,
72/63 = 72 × 14/63 × 14 = 1008/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
20/98 = 20 × 9/98 × 9 = 180/882 - Add the two like fractions:
1008/882 + 180/882 = 1008 + 180/882 = 1188/882 - 1188/882 simplified gives 66/49
- So, 72/63 + 20/98 = 66/49
In mixed form: 117/49
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