Add 27/20 and 5/28
1st number: 1 7/20, 2nd number: 5/28
27/20 + 5/28 is 107/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
27/20 = 27 × 7/20 × 7 = 189/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
5/28 = 5 × 5/28 × 5 = 25/140 - Add the two like fractions:
189/140 + 25/140 = 189 + 25/140 = 214/140 - 214/140 simplified gives 107/70
- So, 27/20 + 5/28 = 107/70
In mixed form: 137/70
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