Add 7/28 and 4/72
7/28 + 4/72 is 11/36.
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,
7/28 = 7 × 18/28 × 18 = 126/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
4/72 = 4 × 7/72 × 7 = 28/504 - Add the two like fractions:
126/504 + 28/504 = 126 + 28/504 = 154/504 - 154/504 simplified gives 11/36
- So, 7/28 + 4/72 = 11/36
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