Add 21/9 and 45/56
1st number: 2 3/9, 2nd number: 45/56
21/9 + 45/56 is 527/168.
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,
21/9 = 21 × 56/9 × 56 = 1176/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
45/56 = 45 × 9/56 × 9 = 405/504 - Add the two like fractions:
1176/504 + 405/504 = 1176 + 405/504 = 1581/504 - 1581/504 simplified gives 527/168
- So, 21/9 + 45/56 = 527/168
In mixed form: 323/168
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