Add 72/28 and 72/27
1st number: 2 16/28, 2nd number: 2 18/27
72/28 + 72/27 is 110/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
72/28 = 72 × 27/28 × 27 = 1944/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
72/27 = 72 × 28/27 × 28 = 2016/756 - Add the two like fractions:
1944/756 + 2016/756 = 1944 + 2016/756 = 3960/756 - 3960/756 simplified gives 110/21
- So, 72/28 + 72/27 = 110/21
In mixed form: 55/21
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