Add 54/63 and 90/98
54/63 + 90/98 is 87/49.
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,
54/63 = 54 × 14/63 × 14 = 756/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
90/98 = 90 × 9/98 × 9 = 810/882 - Add the two like fractions:
756/882 + 810/882 = 756 + 810/882 = 1566/882 - 1566/882 simplified gives 87/49
- So, 54/63 + 90/98 = 87/49
In mixed form: 138/49
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