Add 75/15 and 90/14
1st number: 5 0/15, 2nd number: 6 6/14
75/15 + 90/14 is 80/7.
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,
75/15 = 75 × 14/15 × 14 = 1050/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
90/14 = 90 × 15/14 × 15 = 1350/210 - Add the two like fractions:
1050/210 + 1350/210 = 1050 + 1350/210 = 2400/210 - 2400/210 simplified gives 80/7
- So, 75/15 + 90/14 = 80/7
In mixed form: 113/7
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