Add 56/5 and 45/20
1st number: 11 1/5, 2nd number: 2 5/20
56/5 + 45/20 is 269/20.
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,
56/5 = 56 × 4/5 × 4 = 224/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
45/20 = 45 × 1/20 × 1 = 45/20 - Add the two like fractions:
224/20 + 45/20 = 224 + 45/20 = 269/20 - So, 56/5 + 45/20 = 269/20
In mixed form: 139/20
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