Add 21/75 and 20/60
21/75 + 20/60 is 46/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
21/75 = 21 × 4/75 × 4 = 84/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
20/60 = 20 × 5/60 × 5 = 100/300 - Add the two like fractions:
84/300 + 100/300 = 84 + 100/300 = 184/300 - 184/300 simplified gives 46/75
- So, 21/75 + 20/60 = 46/75
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