Subtract 20/9 from 54/48
1st number: 1 6/48, 2nd number: 2 2/9
54/48 - 20/9 is -79/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 48 × 3 = 144,
54/48 = 54 × 3/48 × 3 = 162/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
20/9 = 20 × 16/9 × 16 = 320/144 - Subtract the two like fractions:
162/144 - 320/144 = 162 - 320/144 = -158/144 - After reducing the fraction, the answer is -79/72
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