Subtract 24/20 from 9/49, Solve 9/49

Subtract 24/20 from 9/49

1^st number: 9/49, 2^nd number: 1 4/20

9/49 - 24/20 is -249/245.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 20 is 980

Next, find the equivalent fraction of both fractional numbers with denominator 980
For the 1st fraction, since 49 × 20 = 980,
9/49 = 9 × 20/49 × 20 = 180/980
Likewise, for the 2nd fraction, since 20 × 49 = 980,
24/20 = 24 × 49/20 × 49 = 1176/980
Subtract the two like fractions:
180/980 - 1176/980 = 180 - 1176/980 = -996/980
After reducing the fraction, the answer is -249/245

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