Add 72/75 and 28/84
72/75 + 28/84 is 97/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
72/75 = 72 × 28/75 × 28 = 2016/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
28/84 = 28 × 25/84 × 25 = 700/2100 - Add the two like fractions:
2016/2100 + 700/2100 = 2016 + 700/2100 = 2716/2100 - 2716/2100 simplified gives 97/75
- So, 72/75 + 28/84 = 97/75
In mixed form: 122/75
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