Add 90/36 and 20/56
1st number: 2 18/36, 2nd number: 20/56
90/36 + 20/56 is 20/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 36 × 14 = 504,
90/36 = 90 × 14/36 × 14 = 1260/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
20/56 = 20 × 9/56 × 9 = 180/504 - Add the two like fractions:
1260/504 + 180/504 = 1260 + 180/504 = 1440/504 - 1440/504 simplified gives 20/7
- So, 90/36 + 20/56 = 20/7
In mixed form: 26/7
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