Add 72/14 and 84/9
1st number: 5 2/14, 2nd number: 9 3/9
72/14 + 84/9 is 304/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 9 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
72/14 = 72 × 9/14 × 9 = 648/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
84/9 = 84 × 14/9 × 14 = 1176/126 - Add the two like fractions:
648/126 + 1176/126 = 648 + 1176/126 = 1824/126 - 1824/126 simplified gives 304/21
- So, 72/14 + 84/9 = 304/21
In mixed form: 1410/21
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