Add 3/80 and 18/15
1st number: 3/80, 2nd number: 1 3/15
3/80 + 18/15 is 99/80.
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,
3/80 = 3 × 3/80 × 3 = 9/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
18/15 = 18 × 16/15 × 16 = 288/240 - Add the two like fractions:
9/240 + 288/240 = 9 + 288/240 = 297/240 - 297/240 simplified gives 99/80
- So, 3/80 + 18/15 = 99/80
In mixed form: 119/80
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