Add 2/80 and 80/15
1st number: 2/80, 2nd number: 5 5/15
2/80 + 80/15 is 643/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
2/80 = 2 × 3/80 × 3 = 6/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
80/15 = 80 × 16/15 × 16 = 1280/240 - Add the two like fractions:
6/240 + 1280/240 = 6 + 1280/240 = 1286/240 - 1286/240 simplified gives 643/120
- So, 2/80 + 80/15 = 643/120
In mixed form: 543/120
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