Add 42/9 and 21/56
1st number: 4 6/9, 2nd number: 21/56
42/9 + 21/56 is 121/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 9 × 56 = 504,
42/9 = 42 × 56/9 × 56 = 2352/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
21/56 = 21 × 9/56 × 9 = 189/504 - Add the two like fractions:
2352/504 + 189/504 = 2352 + 189/504 = 2541/504 - 2541/504 simplified gives 121/24
- So, 42/9 + 21/56 = 121/24
In mixed form: 51/24
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