Add 12/20 and 18/75
12/20 + 18/75 is 21/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
12/20 = 12 × 15/20 × 15 = 180/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
18/75 = 18 × 4/75 × 4 = 72/300 - Add the two like fractions:
180/300 + 72/300 = 180 + 72/300 = 252/300 - 252/300 simplified gives 21/25
- So, 12/20 + 18/75 = 21/25
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