Add 3/80 and 98/45
1st number: 3/80, 2nd number: 2 8/45
3/80 + 98/45 is 319/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
3/80 = 3 × 9/80 × 9 = 27/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
98/45 = 98 × 16/45 × 16 = 1568/720 - Add the two like fractions:
27/720 + 1568/720 = 27 + 1568/720 = 1595/720 - 1595/720 simplified gives 319/144
- So, 3/80 + 98/45 = 319/144
In mixed form: 231/144
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