Subtract 42/60 from 2/9
2/9 - 42/60 is -43/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
2/9 = 2 × 20/9 × 20 = 40/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
42/60 = 42 × 3/60 × 3 = 126/180 - Subtract the two like fractions:
40/180 - 126/180 = 40 - 126/180 = -86/180 - After reducing the fraction, the answer is -43/90
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