Add 90/5 and 4/84
1st number: 18 0/5, 2nd number: 4/84
90/5 + 4/84 is 379/21.
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,
4/84 = 4 × 5/84 × 5 = 20/420 - Add the two like fractions:
7560/420 + 20/420 = 7560 + 20/420 = 7580/420 - 7580/420 simplified gives 379/21
- So, 90/5 + 4/84 = 379/21
In mixed form: 181/21
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