Add 54/72 and 36/28
1st number: 54/72, 2nd number: 1 8/28
54/72 + 36/28 is 57/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 28 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
54/72 = 54 × 7/72 × 7 = 378/504 - Likewise, for the 2nd fraction, since 28 × 18 = 504,
36/28 = 36 × 18/28 × 18 = 648/504 - Add the two like fractions:
378/504 + 648/504 = 378 + 648/504 = 1026/504 - 1026/504 simplified gives 57/28
- So, 54/72 + 36/28 = 57/28
In mixed form: 21/28
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