Add 25/90 and 25/20
1st number: 25/90, 2nd number: 1 5/20
25/90 + 25/20 is 55/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
25/90 = 25 × 2/90 × 2 = 50/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
25/20 = 25 × 9/20 × 9 = 225/180 - Add the two like fractions:
50/180 + 225/180 = 50 + 225/180 = 275/180 - 275/180 simplified gives 55/36
- So, 25/90 + 25/20 = 55/36
In mixed form: 119/36
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