Subtract 15/50 from 40/7, Solve 5 5/7

Subtract 15/50 from 40/7

1^st number: 5 5/7, 2^nd number: 15/50

40/7 - 15/50 is 379/70.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 50 is 350

Next, find the equivalent fraction of both fractional numbers with denominator 350
For the 1st fraction, since 7 × 50 = 350,
40/7 = 40 × 50/7 × 50 = 2000/350
Likewise, for the 2nd fraction, since 50 × 7 = 350,
15/50 = 15 × 7/50 × 7 = 105/350
Subtract the two like fractions:
2000/350 - 105/350 = 2000 - 105/350 = 1895/350
After reducing the fraction, the answer is 379/70
In mixed form: 529/70

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