Add 20/54 and 4/56
20/54 + 4/56 is 167/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 56 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 54 × 28 = 1512,
20/54 = 20 × 28/54 × 28 = 560/1512 - Likewise, for the 2nd fraction, since 56 × 27 = 1512,
4/56 = 4 × 27/56 × 27 = 108/1512 - Add the two like fractions:
560/1512 + 108/1512 = 560 + 108/1512 = 668/1512 - 668/1512 simplified gives 167/378
- So, 20/54 + 4/56 = 167/378
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