Add 20/50 and 42/20
1st number: 20/50, 2nd number: 2 2/20
20/50 + 42/20 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 50 × 2 = 100,
20/50 = 20 × 2/50 × 2 = 40/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
42/20 = 42 × 5/20 × 5 = 210/100 - Add the two like fractions:
40/100 + 210/100 = 40 + 210/100 = 250/100 - 250/100 simplified gives 5/2
- So, 20/50 + 42/20 = 5/2
In mixed form: 21/2
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