Subtract 45/80 from 14/9, Solve 1 5/9

Subtract 45/80 from 14/9

1^st number: 1 5/9, 2^nd number: 45/80

14/9 - 45/80 is 143/144.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 80 is 720

Next, find the equivalent fraction of both fractional numbers with denominator 720
For the 1st fraction, since 9 × 80 = 720,
14/9 = 14 × 80/9 × 80 = 1120/720
Likewise, for the 2nd fraction, since 80 × 9 = 720,
45/80 = 45 × 9/80 × 9 = 405/720
Subtract the two like fractions:
1120/720 - 405/720 = 1120 - 405/720 = 715/720
After reducing the fraction, the answer is 143/144

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