Add 45/80 and 7/72
45/80 + 7/72 is 95/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 72 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
45/80 = 45 × 9/80 × 9 = 405/720 - Likewise, for the 2nd fraction, since 72 × 10 = 720,
7/72 = 7 × 10/72 × 10 = 70/720 - Add the two like fractions:
405/720 + 70/720 = 405 + 70/720 = 475/720 - 475/720 simplified gives 95/144
- So, 45/80 + 7/72 = 95/144
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