Add 36/28 and 72/54
1st number: 1 8/28, 2nd number: 1 18/54
36/28 + 72/54 is 55/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
36/28 = 36 × 27/28 × 27 = 972/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
72/54 = 72 × 14/54 × 14 = 1008/756 - Add the two like fractions:
972/756 + 1008/756 = 972 + 1008/756 = 1980/756 - 1980/756 simplified gives 55/21
- So, 36/28 + 72/54 = 55/21
In mixed form: 213/21
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