Add 81/72 and 30/98
1st number: 1 9/72, 2nd number: 30/98
81/72 + 30/98 is 561/392.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 98 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
81/72 = 81 × 49/72 × 49 = 3969/3528 - Likewise, for the 2nd fraction, since 98 × 36 = 3528,
30/98 = 30 × 36/98 × 36 = 1080/3528 - Add the two like fractions:
3969/3528 + 1080/3528 = 3969 + 1080/3528 = 5049/3528 - 5049/3528 simplified gives 561/392
- So, 81/72 + 30/98 = 561/392
In mixed form: 1169/392
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