Add 90/63 and 90/56
1st number: 1 27/63, 2nd number: 1 34/56
90/63 + 90/56 is 85/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
90/63 = 90 × 8/63 × 8 = 720/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
90/56 = 90 × 9/56 × 9 = 810/504 - Add the two like fractions:
720/504 + 810/504 = 720 + 810/504 = 1530/504 - 1530/504 simplified gives 85/28
- So, 90/63 + 90/56 = 85/28
In mixed form: 31/28
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