Subtract 15/80 from 40/6, Solve 6 4/6

Subtract 15/80 from 40/6

1^st number: 6 4/6, 2^nd number: 15/80

40/6 - 15/80 is 311/48.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 80 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 6 × 40 = 240,
40/6 = 40 × 40/6 × 40 = 1600/240
Likewise, for the 2nd fraction, since 80 × 3 = 240,
15/80 = 15 × 3/80 × 3 = 45/240
Subtract the two like fractions:
1600/240 - 45/240 = 1600 - 45/240 = 1555/240
After reducing the fraction, the answer is 311/48
In mixed form: 623/48

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