Add 72/64 and 9/8
1st number: 1 8/64, 2nd number: 1 1/8
72/64 + 9/8 is 9/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 8 is 64
Next, find the equivalent fraction of both fractional numbers with denominator 64 - For the 1st fraction, since 64 × 1 = 64,
72/64 = 72 × 1/64 × 1 = 72/64 - Likewise, for the 2nd fraction, since 8 × 8 = 64,
9/8 = 9 × 8/8 × 8 = 72/64 - Add the two like fractions:
72/64 + 72/64 = 72 + 72/64 = 144/64 - 144/64 simplified gives 9/4
- So, 72/64 + 9/8 = 9/4
In mixed form: 21/4
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