Subtract 5/70 from 45/98, Solve 45/98

Subtract 5/70 from 45/98

45/98 - 5/70 is 19/49.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 70 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 98 × 5 = 490,
45/98 = 45 × 5/98 × 5 = 225/490
Likewise, for the 2nd fraction, since 70 × 7 = 490,
5/70 = 5 × 7/70 × 7 = 35/490
Subtract the two like fractions:
225/490 - 35/490 = 225 - 35/490 = 190/490
After reducing the fraction, the answer is 19/49

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