Add 12/72 and 1/28
12/72 + 1/28 is 17/84.
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,
1/28 = 1 × 18/28 × 18 = 18/504 - Add the two like fractions:
84/504 + 18/504 = 84 + 18/504 = 102/504 - 102/504 simplified gives 17/84
- So, 12/72 + 1/28 = 17/84
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