Add 40/72 and 27/28
40/72 + 27/28 is 383/252.
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,
40/72 = 40 × 7/72 × 7 = 280/504 - Likewise, for the 2nd fraction, since 28 × 18 = 504,
27/28 = 27 × 18/28 × 18 = 486/504 - Add the two like fractions:
280/504 + 486/504 = 280 + 486/504 = 766/504 - 766/504 simplified gives 383/252
- So, 40/72 + 27/28 = 383/252
In mixed form: 1131/252
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