Subtract 4/40 from 9/6, Solve 1 3/6

Subtract 4/40 from 9/6

1^st number: 1 3/6, 2^nd number: 4/40

9/6 - 4/40 is 7/5.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 40 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 6 × 20 = 120,
9/6 = 9 × 20/6 × 20 = 180/120
Likewise, for the 2nd fraction, since 40 × 3 = 120,
4/40 = 4 × 3/40 × 3 = 12/120
Subtract the two like fractions:
180/120 - 12/120 = 180 - 12/120 = 168/120
After reducing the fraction, the answer is 7/5
In mixed form: 12/5

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