Add 63/56 and 70/9
1st number: 1 7/56, 2nd number: 7 7/9
63/56 + 70/9 is 641/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 9 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
63/56 = 63 × 9/56 × 9 = 567/504 - Likewise, for the 2nd fraction, since 9 × 56 = 504,
70/9 = 70 × 56/9 × 56 = 3920/504 - Add the two like fractions:
567/504 + 3920/504 = 567 + 3920/504 = 4487/504 - 4487/504 simplified gives 641/72
- So, 63/56 + 70/9 = 641/72
In mixed form: 865/72
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