Add 75/28 and 90/12
1st number: 2 19/28, 2nd number: 7 6/12
75/28 + 90/12 is 285/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 12 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 12 × 7 = 84,
90/12 = 90 × 7/12 × 7 = 630/84 - Add the two like fractions:
225/84 + 630/84 = 225 + 630/84 = 855/84 - 855/84 simplified gives 285/28
- So, 75/28 + 90/12 = 285/28
In mixed form: 105/28
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