Add 15/20 and 20/4
1st number: 15/20, 2nd number: 5 0/4
15/20 + 20/4 is 23/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
15/20 = 15 × 1/20 × 1 = 15/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
20/4 = 20 × 5/4 × 5 = 100/20 - Add the two like fractions:
15/20 + 100/20 = 15 + 100/20 = 115/20 - 115/20 simplified gives 23/4
- So, 15/20 + 20/4 = 23/4
In mixed form: 53/4
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