Add 45/75 and 3/12
45/75 + 3/12 is 17/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
45/75 = 45 × 4/75 × 4 = 180/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
3/12 = 3 × 25/12 × 25 = 75/300 - Add the two like fractions:
180/300 + 75/300 = 180 + 75/300 = 255/300 - 255/300 simplified gives 17/20
- So, 45/75 + 3/12 = 17/20
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