Add 18/72 and 20/64
18/72 + 20/64 is 9/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 64 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 72 × 8 = 576,
18/72 = 18 × 8/72 × 8 = 144/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
20/64 = 20 × 9/64 × 9 = 180/576 - Add the two like fractions:
144/576 + 180/576 = 144 + 180/576 = 324/576 - 324/576 simplified gives 9/16
- So, 18/72 + 20/64 = 9/16
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