Add 1/15 and 4/20
1/15 + 4/20 is 4/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
1/15 = 1 × 4/15 × 4 = 4/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
4/20 = 4 × 3/20 × 3 = 12/60 - Add the two like fractions:
4/60 + 12/60 = 4 + 12/60 = 16/60 - 16/60 simplified gives 4/15
- So, 1/15 + 4/20 = 4/15
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