Add 84/18 and 72/14
1st number: 4 12/18, 2nd number: 5 2/14
84/18 + 72/14 is 206/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
84/18 = 84 × 7/18 × 7 = 588/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
72/14 = 72 × 9/14 × 9 = 648/126 - Add the two like fractions:
588/126 + 648/126 = 588 + 648/126 = 1236/126 - 1236/126 simplified gives 206/21
- So, 84/18 + 72/14 = 206/21
In mixed form: 917/21
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