Add 72/5 and 56/20
1st number: 14 2/5, 2nd number: 2 16/20
72/5 + 56/20 is 86/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
72/5 = 72 × 4/5 × 4 = 288/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
56/20 = 56 × 1/20 × 1 = 56/20 - Add the two like fractions:
288/20 + 56/20 = 288 + 56/20 = 344/20 - 344/20 simplified gives 86/5
- So, 72/5 + 56/20 = 86/5
In mixed form: 171/5
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