Add 42/20 and 10/25
1st number: 2 2/20, 2nd number: 10/25
42/20 + 10/25 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
42/20 = 42 × 5/20 × 5 = 210/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
10/25 = 10 × 4/25 × 4 = 40/100 - Add the two like fractions:
210/100 + 40/100 = 210 + 40/100 = 250/100 - 250/100 simplified gives 5/2
- So, 42/20 + 10/25 = 5/2
In mixed form: 21/2
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