Add 72/6 and 90/14
1st number: 12 0/6, 2nd number: 6 6/14
72/6 + 90/14 is 129/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
72/6 = 72 × 7/6 × 7 = 504/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
90/14 = 90 × 3/14 × 3 = 270/42 - Add the two like fractions:
504/42 + 270/42 = 504 + 270/42 = 774/42 - 774/42 simplified gives 129/7
- So, 72/6 + 90/14 = 129/7
In mixed form: 183/7
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