Add 30/20 and 80/15
1st number: 1 10/20, 2nd number: 5 5/15
30/20 + 80/15 is 41/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
30/20 = 30 × 3/20 × 3 = 90/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
80/15 = 80 × 4/15 × 4 = 320/60 - Add the two like fractions:
90/60 + 320/60 = 90 + 320/60 = 410/60 - 410/60 simplified gives 41/6
- So, 30/20 + 80/15 = 41/6
In mixed form: 65/6
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