Add 21/60 and 15/50
21/60 + 15/50 is 13/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 50 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 60 × 5 = 300,
21/60 = 21 × 5/60 × 5 = 105/300 - Likewise, for the 2nd fraction, since 50 × 6 = 300,
15/50 = 15 × 6/50 × 6 = 90/300 - Add the two like fractions:
105/300 + 90/300 = 105 + 90/300 = 195/300 - 195/300 simplified gives 13/20
- So, 21/60 + 15/50 = 13/20
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