Add 80/84 and 90/14
1st number: 80/84, 2nd number: 6 6/14
80/84 + 90/14 is 155/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
80/84 = 80 × 1/84 × 1 = 80/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
90/14 = 90 × 6/14 × 6 = 540/84 - Add the two like fractions:
80/84 + 540/84 = 80 + 540/84 = 620/84 - 620/84 simplified gives 155/21
- So, 80/84 + 90/14 = 155/21
In mixed form: 78/21
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