Add 42/10 and 21/24
1st number: 4 2/10, 2nd number: 21/24
42/10 + 21/24 is 203/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 10 × 12 = 120,
42/10 = 42 × 12/10 × 12 = 504/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
21/24 = 21 × 5/24 × 5 = 105/120 - Add the two like fractions:
504/120 + 105/120 = 504 + 105/120 = 609/120 - 609/120 simplified gives 203/40
- So, 42/10 + 21/24 = 203/40
In mixed form: 53/40
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