Add 80/15 and 90/14
1st number: 5 5/15, 2nd number: 6 6/14
80/15 + 90/14 is 247/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
80/15 = 80 × 14/15 × 14 = 1120/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
90/14 = 90 × 15/14 × 15 = 1350/210 - Add the two like fractions:
1120/210 + 1350/210 = 1120 + 1350/210 = 2470/210 - 2470/210 simplified gives 247/21
- So, 80/15 + 90/14 = 247/21
In mixed form: 1116/21
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