Add 1/5 and 20/28
1/5 + 20/28 is 32/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 5 × 28 = 140,
1/5 = 1 × 28/5 × 28 = 28/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
20/28 = 20 × 5/28 × 5 = 100/140 - Add the two like fractions:
28/140 + 100/140 = 28 + 100/140 = 128/140 - 128/140 simplified gives 32/35
- So, 1/5 + 20/28 = 32/35
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