Add 7/80 and 98/81
1st number: 7/80, 2nd number: 1 17/81
7/80 + 98/81 is 8407/6480.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 81 is 6480
Next, find the equivalent fraction of both fractional numbers with denominator 6480 - For the 1st fraction, since 80 × 81 = 6480,
7/80 = 7 × 81/80 × 81 = 567/6480 - Likewise, for the 2nd fraction, since 81 × 80 = 6480,
98/81 = 98 × 80/81 × 80 = 7840/6480 - Add the two like fractions:
567/6480 + 7840/6480 = 567 + 7840/6480 = 8407/6480 - So, 7/80 + 98/81 = 8407/6480
In mixed form: 11927/6480
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