Add 72/12 and 35/28
1st number: 6 0/12, 2nd number: 1 7/28
72/12 + 35/28 is 29/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
72/12 = 72 × 7/12 × 7 = 504/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
35/28 = 35 × 3/28 × 3 = 105/84 - Add the two like fractions:
504/84 + 105/84 = 504 + 105/84 = 609/84 - 609/84 simplified gives 29/4
- So, 72/12 + 35/28 = 29/4
In mixed form: 71/4
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