Add 42/36 and 25/20
1st number: 1 6/36, 2nd number: 1 5/20
42/36 + 25/20 is 29/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
42/36 = 42 × 5/36 × 5 = 210/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
25/20 = 25 × 9/20 × 9 = 225/180 - Add the two like fractions:
210/180 + 225/180 = 210 + 225/180 = 435/180 - 435/180 simplified gives 29/12
- So, 42/36 + 25/20 = 29/12
In mixed form: 25/12
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