Add 80/60 and 30/25
1st number: 1 20/60, 2nd number: 1 5/25
80/60 + 30/25 is 38/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 25 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 60 × 5 = 300,
80/60 = 80 × 5/60 × 5 = 400/300 - Likewise, for the 2nd fraction, since 25 × 12 = 300,
30/25 = 30 × 12/25 × 12 = 360/300 - Add the two like fractions:
400/300 + 360/300 = 400 + 360/300 = 760/300 - 760/300 simplified gives 38/15
- So, 80/60 + 30/25 = 38/15
In mixed form: 28/15
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