Add 27/70 and 27/28
27/70 + 27/28 is 27/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
27/70 = 27 × 2/70 × 2 = 54/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
27/28 = 27 × 5/28 × 5 = 135/140 - Add the two like fractions:
54/140 + 135/140 = 54 + 135/140 = 189/140 - 189/140 simplified gives 27/20
- So, 27/70 + 27/28 = 27/20
In mixed form: 17/20
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