Add 12/72 and 35/28
1st number: 12/72, 2nd number: 1 7/28
12/72 + 35/28 is 17/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 28 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
12/72 = 12 × 7/72 × 7 = 84/504 - Likewise, for the 2nd fraction, since 28 × 18 = 504,
35/28 = 35 × 18/28 × 18 = 630/504 - Add the two like fractions:
84/504 + 630/504 = 84 + 630/504 = 714/504 - 714/504 simplified gives 17/12
- So, 12/72 + 35/28 = 17/12
In mixed form: 15/12
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