Subtract 42/60 from 18/9
1st number: 2 0/9, 2nd number: 42/60
18/9 - 42/60 is 13/10.
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,
18/9 = 18 × 20/9 × 20 = 360/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
42/60 = 42 × 3/60 × 3 = 126/180 - Subtract the two like fractions:
360/180 - 126/180 = 360 - 126/180 = 234/180 - After reducing the fraction, the answer is 13/10
- In mixed form: 13/10
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