Add 20/12 and 21/75
1st number: 1 8/12, 2nd number: 21/75
20/12 + 21/75 is 146/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
20/12 = 20 × 25/12 × 25 = 500/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
21/75 = 21 × 4/75 × 4 = 84/300 - Add the two like fractions:
500/300 + 84/300 = 500 + 84/300 = 584/300 - 584/300 simplified gives 146/75
- So, 20/12 + 21/75 = 146/75
In mixed form: 171/75
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