Add 72/9 and 20/14
1st number: 8 0/9, 2nd number: 1 6/14
72/9 + 20/14 is 66/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
72/9 = 72 × 14/9 × 14 = 1008/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
20/14 = 20 × 9/14 × 9 = 180/126 - Add the two like fractions:
1008/126 + 180/126 = 1008 + 180/126 = 1188/126 - 1188/126 simplified gives 66/7
- So, 72/9 + 20/14 = 66/7
In mixed form: 93/7
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