Subtract 18/24 from 2/10, Solve 2/10

Subtract 18/24 from 2/10

2/10 - 18/24 is -11/20.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 24 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 10 × 12 = 120,
2/10 = 2 × 12/10 × 12 = 24/120
Likewise, for the 2nd fraction, since 24 × 5 = 120,
18/24 = 18 × 5/24 × 5 = 90/120
Subtract the two like fractions:
24/120 - 90/120 = 24 - 90/120 = -66/120
After reducing the fraction, the answer is -11/20

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