Subtract 10/5 from 42/48
1st number: 42/48, 2nd number: 2 0/5
42/48 - 10/5 is -9/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 5 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
42/48 = 42 × 5/48 × 5 = 210/240 - Likewise, for the 2nd fraction, since 5 × 48 = 240,
10/5 = 10 × 48/5 × 48 = 480/240 - Subtract the two like fractions:
210/240 - 480/240 = 210 - 480/240 = -270/240 - After reducing the fraction, the answer is -9/8
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