Subtract 2/40 from 40/7, Solve 5 5/7

Subtract 2/40 from 40/7

1^st number: 5 5/7, 2^nd number: 2/40

40/7 - 2/40 is 793/140.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 40 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 7 × 40 = 280,
40/7 = 40 × 40/7 × 40 = 1600/280
Likewise, for the 2nd fraction, since 40 × 7 = 280,
2/40 = 2 × 7/40 × 7 = 14/280
Subtract the two like fractions:
1600/280 - 14/280 = 1600 - 14/280 = 1586/280
After reducing the fraction, the answer is 793/140
In mixed form: 593/140

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