Add 10/84 and 90/5
1st number: 10/84, 2nd number: 18 0/5
10/84 + 90/5 is 761/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 5 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
10/84 = 10 × 5/84 × 5 = 50/420 - Likewise, for the 2nd fraction, since 5 × 84 = 420,
90/5 = 90 × 84/5 × 84 = 7560/420 - Add the two like fractions:
50/420 + 7560/420 = 50 + 7560/420 = 7610/420 - 7610/420 simplified gives 761/42
- So, 10/84 + 90/5 = 761/42
In mixed form: 185/42
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