Add 21/24 and 20/30
21/24 + 20/30 is 37/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
21/24 = 21 × 5/24 × 5 = 105/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
20/30 = 20 × 4/30 × 4 = 80/120 - Add the two like fractions:
105/120 + 80/120 = 105 + 80/120 = 185/120 - 185/120 simplified gives 37/24
- So, 21/24 + 20/30 = 37/24
In mixed form: 113/24
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