Add 45/56 and 84/63
1st number: 45/56, 2nd number: 1 21/63
45/56 + 84/63 is 359/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
45/56 = 45 × 9/56 × 9 = 405/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
84/63 = 84 × 8/63 × 8 = 672/504 - Add the two like fractions:
405/504 + 672/504 = 405 + 672/504 = 1077/504 - 1077/504 simplified gives 359/168
- So, 45/56 + 84/63 = 359/168
In mixed form: 223/168
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