Add 18/56 and 21/36
18/56 + 21/36 is 19/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 36 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
18/56 = 18 × 9/56 × 9 = 162/504 - Likewise, for the 2nd fraction, since 36 × 14 = 504,
21/36 = 21 × 14/36 × 14 = 294/504 - Add the two like fractions:
162/504 + 294/504 = 162 + 294/504 = 456/504 - 456/504 simplified gives 19/21
- So, 18/56 + 21/36 = 19/21
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