Add 20/4 and 80/15
1st number: 5 0/4, 2nd number: 5 5/15
20/4 + 80/15 is 31/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
20/4 = 20 × 15/4 × 15 = 300/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
80/15 = 80 × 4/15 × 4 = 320/60 - Add the two like fractions:
300/60 + 320/60 = 300 + 320/60 = 620/60 - 620/60 simplified gives 31/3
- So, 20/4 + 80/15 = 31/3
In mixed form: 101/3
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