Subtract 42/24 from 2/80
1st number: 2/80, 2nd number: 1 18/24
2/80 - 42/24 is -69/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 24 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
2/80 = 2 × 3/80 × 3 = 6/240 - Likewise, for the 2nd fraction, since 24 × 10 = 240,
42/24 = 42 × 10/24 × 10 = 420/240 - Subtract the two like fractions:
6/240 - 420/240 = 6 - 420/240 = -414/240 - After reducing the fraction, the answer is -69/40
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