Add 20/75 and 28/35
20/75 + 28/35 is 16/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 35 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
20/75 = 20 × 7/75 × 7 = 140/525 - Likewise, for the 2nd fraction, since 35 × 15 = 525,
28/35 = 28 × 15/35 × 15 = 420/525 - Add the two like fractions:
140/525 + 420/525 = 140 + 420/525 = 560/525 - 560/525 simplified gives 16/15
- So, 20/75 + 28/35 = 16/15
In mixed form: 11/15
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