Add 90/54 and 72/56
1st number: 1 36/54, 2nd number: 1 16/56
90/54 + 72/56 is 62/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 56 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 54 × 28 = 1512,
90/54 = 90 × 28/54 × 28 = 2520/1512 - Likewise, for the 2nd fraction, since 56 × 27 = 1512,
72/56 = 72 × 27/56 × 27 = 1944/1512 - Add the two like fractions:
2520/1512 + 1944/1512 = 2520 + 1944/1512 = 4464/1512 - 4464/1512 simplified gives 62/21
- So, 90/54 + 72/56 = 62/21
In mixed form: 220/21
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