Subtract 21/72 from 35/25, Solve 1 10/25

Subtract 21/72 from 35/25

1^st number: 1 10/25, 2^nd number: 21/72

35/25 - 21/72 is 133/120.

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,
35/25 = 35 × 72/25 × 72 = 2520/1800
Likewise, for the 2nd fraction, since 72 × 25 = 1800,
21/72 = 21 × 25/72 × 25 = 525/1800
Subtract the two like fractions:
2520/1800 - 525/1800 = 2520 - 525/1800 = 1995/1800
After reducing the fraction, the answer is 133/120
In mixed form: 113/120

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