Add 81/24 and 21/35
1st number: 3 9/24, 2nd number: 21/35
81/24 + 21/35 is 159/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 35 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
81/24 = 81 × 35/24 × 35 = 2835/840 - Likewise, for the 2nd fraction, since 35 × 24 = 840,
21/35 = 21 × 24/35 × 24 = 504/840 - Add the two like fractions:
2835/840 + 504/840 = 2835 + 504/840 = 3339/840 - 3339/840 simplified gives 159/40
- So, 81/24 + 21/35 = 159/40
In mixed form: 339/40
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