Add 72/20 and 27/25
1st number: 3 12/20, 2nd number: 1 2/25
72/20 + 27/25 is 117/25.
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,
72/20 = 72 × 5/20 × 5 = 360/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
27/25 = 27 × 4/25 × 4 = 108/100 - Add the two like fractions:
360/100 + 108/100 = 360 + 108/100 = 468/100 - 468/100 simplified gives 117/25
- So, 72/20 + 27/25 = 117/25
In mixed form: 417/25
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