Add 30/20 and 20/28
1st number: 1 10/20, 2nd number: 20/28
30/20 + 20/28 is 31/14.
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,
30/20 = 30 × 7/20 × 7 = 210/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
20/28 = 20 × 5/28 × 5 = 100/140 - Add the two like fractions:
210/140 + 100/140 = 210 + 100/140 = 310/140 - 310/140 simplified gives 31/14
- So, 30/20 + 20/28 = 31/14
In mixed form: 23/14
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