Add 20/14 and 30/28
1st number: 1 6/14, 2nd number: 1 2/28
20/14 + 30/28 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
20/14 = 20 × 2/14 × 2 = 40/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
30/28 = 30 × 1/28 × 1 = 30/28 - Add the two like fractions:
40/28 + 30/28 = 40 + 30/28 = 70/28 - 70/28 simplified gives 5/2
- So, 20/14 + 30/28 = 5/2
In mixed form: 21/2
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