Add 28/25 and 42/20
1st number: 1 3/25, 2nd number: 2 2/20
28/25 + 42/20 is 161/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 25 × 4 = 100,
28/25 = 28 × 4/25 × 4 = 112/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
42/20 = 42 × 5/20 × 5 = 210/100 - Add the two like fractions:
112/100 + 210/100 = 112 + 210/100 = 322/100 - 322/100 simplified gives 161/50
- So, 28/25 + 42/20 = 161/50
In mixed form: 311/50
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