Add 45/75 and 3/80
45/75 + 3/80 is 51/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 80 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 75 × 16 = 1200,
45/75 = 45 × 16/75 × 16 = 720/1200 - Likewise, for the 2nd fraction, since 80 × 15 = 1200,
3/80 = 3 × 15/80 × 15 = 45/1200 - Add the two like fractions:
720/1200 + 45/1200 = 720 + 45/1200 = 765/1200 - 765/1200 simplified gives 51/80
- So, 45/75 + 3/80 = 51/80
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