Add 45/4 and 28/10
1st number: 11 1/4, 2nd number: 2 8/10
45/4 + 28/10 is 281/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
45/4 = 45 × 5/4 × 5 = 225/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
28/10 = 28 × 2/10 × 2 = 56/20 - Add the two like fractions:
225/20 + 56/20 = 225 + 56/20 = 281/20 - So, 45/4 + 28/10 = 281/20
In mixed form: 141/20
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