Add 63/98 and 81/72
1st number: 63/98, 2nd number: 1 9/72
63/98 + 81/72 is 99/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 72 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 98 × 36 = 3528,
63/98 = 63 × 36/98 × 36 = 2268/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
81/72 = 81 × 49/72 × 49 = 3969/3528 - Add the two like fractions:
2268/3528 + 3969/3528 = 2268 + 3969/3528 = 6237/3528 - 6237/3528 simplified gives 99/56
- So, 63/98 + 81/72 = 99/56
In mixed form: 143/56
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