Subtract 45/20 from 9/48, Solve 9/48

Subtract 45/20 from 9/48

1^st number: 9/48, 2^nd number: 2 5/20

9/48 - 45/20 is -33/16.

Find the least common denominator or LCM of the two denominators:
LCM of 48 and 20 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 48 × 5 = 240,
9/48 = 9 × 5/48 × 5 = 45/240
Likewise, for the 2nd fraction, since 20 × 12 = 240,
45/20 = 45 × 12/20 × 12 = 540/240
Subtract the two like fractions:
45/240 - 540/240 = 45 - 540/240 = -495/240
After reducing the fraction, the answer is -33/16

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