Add 20/28 and 15/7
1st number: 20/28, 2nd number: 2 1/7
20/28 + 15/7 is 20/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
20/28 = 20 × 1/28 × 1 = 20/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
15/7 = 15 × 4/7 × 4 = 60/28 - Add the two like fractions:
20/28 + 60/28 = 20 + 60/28 = 80/28 - 80/28 simplified gives 20/7
- So, 20/28 + 15/7 = 20/7
In mixed form: 26/7
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