Subtract 18/98 from 10/5, Solve 2 0/5

Subtract 18/98 from 10/5

1^st number: 2 0/5, 2^nd number: 18/98

10/5 - 18/98 is 89/49.

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

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 5 × 98 = 490,
10/5 = 10 × 98/5 × 98 = 980/490
Likewise, for the 2nd fraction, since 98 × 5 = 490,
18/98 = 18 × 5/98 × 5 = 90/490
Subtract the two like fractions:
980/490 - 90/490 = 980 - 90/490 = 890/490
After reducing the fraction, the answer is 89/49
In mixed form: 140/49

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