Add 30/28 and 15/84
1st number: 1 2/28, 2nd number: 15/84
30/28 + 15/84 is 5/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
30/28 = 30 × 3/28 × 3 = 90/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
15/84 = 15 × 1/84 × 1 = 15/84 - Add the two like fractions:
90/84 + 15/84 = 90 + 15/84 = 105/84 - 105/84 simplified gives 5/4
- So, 30/28 + 15/84 = 5/4
In mixed form: 11/4
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