Subtract 7/80 from 60/9, Solve 6 6/9

Subtract 7/80 from 60/9

1^st number: 6 6/9, 2^nd number: 7/80

60/9 - 7/80 is 1579/240.

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,
60/9 = 60 × 80/9 × 80 = 4800/720
Likewise, for the 2nd fraction, since 80 × 9 = 720,
7/80 = 7 × 9/80 × 9 = 63/720
Subtract the two like fractions:
4800/720 - 63/720 = 4800 - 63/720 = 4737/720
After reducing the fraction, the answer is 1579/240
In mixed form: 6139/240

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