Add 15/20 and 35/80
15/20 + 35/80 is 19/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
15/20 = 15 × 4/20 × 4 = 60/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
35/80 = 35 × 1/80 × 1 = 35/80 - Add the two like fractions:
60/80 + 35/80 = 60 + 35/80 = 95/80 - 95/80 simplified gives 19/16
- So, 15/20 + 35/80 = 19/16
In mixed form: 13/16
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