Add 54/72 and 20/64
54/72 + 20/64 is 17/16.
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,
54/72 = 54 × 8/72 × 8 = 432/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
20/64 = 20 × 9/64 × 9 = 180/576 - Add the two like fractions:
432/576 + 180/576 = 432 + 180/576 = 612/576 - 612/576 simplified gives 17/16
- So, 54/72 + 20/64 = 17/16
In mixed form: 11/16
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