Subtract 45/5 from 12/98, Solve 12/98

Subtract 45/5 from 12/98

1^st number: 12/98, 2^nd number: 9 0/5

12/98 - 45/5 is -435/49.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 5 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 98 × 5 = 490,
12/98 = 12 × 5/98 × 5 = 60/490
Likewise, for the 2nd fraction, since 5 × 98 = 490,
45/5 = 45 × 98/5 × 98 = 4410/490
Subtract the two like fractions:
60/490 - 4410/490 = 60 - 4410/490 = -4350/490
After reducing the fraction, the answer is -435/49

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