Add 20/28 and 18/56
20/28 + 18/56 is 29/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
20/28 = 20 × 2/28 × 2 = 40/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
18/56 = 18 × 1/56 × 1 = 18/56 - Add the two like fractions:
40/56 + 18/56 = 40 + 18/56 = 58/56 - 58/56 simplified gives 29/28
- So, 20/28 + 18/56 = 29/28
In mixed form: 11/28
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