Add 90/9 and 72/64
1st number: 10 0/9, 2nd number: 1 8/64
90/9 + 72/64 is 89/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 64 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 9 × 64 = 576,
90/9 = 90 × 64/9 × 64 = 5760/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
72/64 = 72 × 9/64 × 9 = 648/576 - Add the two like fractions:
5760/576 + 648/576 = 5760 + 648/576 = 6408/576 - 6408/576 simplified gives 89/8
- So, 90/9 + 72/64 = 89/8
In mixed form: 111/8
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