Add 90/5 and 28/84
1st number: 18 0/5, 2nd number: 28/84
90/5 + 28/84 is 55/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 5 × 84 = 420,
90/5 = 90 × 84/5 × 84 = 7560/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
28/84 = 28 × 5/84 × 5 = 140/420 - Add the two like fractions:
7560/420 + 140/420 = 7560 + 140/420 = 7700/420 - 7700/420 simplified gives 55/3
- So, 90/5 + 28/84 = 55/3
In mixed form: 181/3
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