Subtract 9/54 from 80/35, Solve 2 10/35

Subtract 9/54 from 80/35

1^st number: 2 10/35, 2^nd number: 9/54

80/35 - 9/54 is 89/42.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 54 is 1890

Next, find the equivalent fraction of both fractional numbers with denominator 1890
For the 1st fraction, since 35 × 54 = 1890,
80/35 = 80 × 54/35 × 54 = 4320/1890
Likewise, for the 2nd fraction, since 54 × 35 = 1890,
9/54 = 9 × 35/54 × 35 = 315/1890
Subtract the two like fractions:
4320/1890 - 315/1890 = 4320 - 315/1890 = 4005/1890
After reducing the fraction, the answer is 89/42
In mixed form: 25/42

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