Subtract 4/56 from 25/18, Solve 1 7/18

Subtract 4/56 from 25/18

1^st number: 1 7/18, 2^nd number: 4/56

25/18 - 4/56 is 83/63.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 18 × 28 = 504,
25/18 = 25 × 28/18 × 28 = 700/504
Likewise, for the 2nd fraction, since 56 × 9 = 504,
4/56 = 4 × 9/56 × 9 = 36/504
Subtract the two like fractions:
700/504 - 36/504 = 700 - 36/504 = 664/504
After reducing the fraction, the answer is 83/63
In mixed form: 120/63

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