Subtract 2/72 from 40/7, Solve 5 5/7

Subtract 2/72 from 40/7

1^st number: 5 5/7, 2^nd number: 2/72

40/7 - 2/72 is 1433/252.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 7 × 72 = 504,
40/7 = 40 × 72/7 × 72 = 2880/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
2/72 = 2 × 7/72 × 7 = 14/504
Subtract the two like fractions:
2880/504 - 14/504 = 2880 - 14/504 = 2866/504
After reducing the fraction, the answer is 1433/252
In mixed form: 5173/252

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