Add 1/28 and 4/72
1/28 + 4/72 is 23/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 28 × 18 = 504,
1/28 = 1 × 18/28 × 18 = 18/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
4/72 = 4 × 7/72 × 7 = 28/504 - Add the two like fractions:
18/504 + 28/504 = 18 + 28/504 = 46/504 - 46/504 simplified gives 23/252
- So, 1/28 + 4/72 = 23/252
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