Add 28/60 and 21/75
28/60 + 21/75 is 56/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 60 × 5 = 300,
28/60 = 28 × 5/60 × 5 = 140/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
21/75 = 21 × 4/75 × 4 = 84/300 - Add the two like fractions:
140/300 + 84/300 = 140 + 84/300 = 224/300 - 224/300 simplified gives 56/75
- So, 28/60 + 21/75 = 56/75
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