Add 75/28 and 15/21
1st number: 2 19/28, 2nd number: 15/21
75/28 + 15/21 is 95/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
75/28 = 75 × 3/28 × 3 = 225/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
15/21 = 15 × 4/21 × 4 = 60/84 - Add the two like fractions:
225/84 + 60/84 = 225 + 60/84 = 285/84 - 285/84 simplified gives 95/28
- So, 75/28 + 15/21 = 95/28
In mixed form: 311/28
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