Add 21/3 and 20/75
1st number: 7 0/3, 2nd number: 20/75
21/3 + 20/75 is 109/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 75 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 3 × 25 = 75,
21/3 = 21 × 25/3 × 25 = 525/75 - Likewise, for the 2nd fraction, since 75 × 1 = 75,
20/75 = 20 × 1/75 × 1 = 20/75 - Add the two like fractions:
525/75 + 20/75 = 525 + 20/75 = 545/75 - 545/75 simplified gives 109/15
- So, 21/3 + 20/75 = 109/15
In mixed form: 74/15
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