Subtract 7/72 from 98/25, Solve 3 23/25

Subtract 7/72 from 98/25

1^st number: 3 23/25, 2^nd number: 7/72

98/25 - 7/72 is 6881/1800.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 72 is 1800

Next, find the equivalent fraction of both fractional numbers with denominator 1800
For the 1st fraction, since 25 × 72 = 1800,
98/25 = 98 × 72/25 × 72 = 7056/1800
Likewise, for the 2nd fraction, since 72 × 25 = 1800,
7/72 = 7 × 25/72 × 25 = 175/1800
Subtract the two like fractions:
7056/1800 - 175/1800 = 7056 - 175/1800 = 6881/1800
In mixed form: 31481/1800

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