Subtract 14/80 from 49/20, Solve 2 9/20

Subtract 14/80 from 49/20

1^st number: 2 9/20, 2^nd number: 14/80

49/20 - 14/80 is 91/40.

Find the least common denominator or LCM of the two denominators:
LCM of 20 and 80 is 80

Next, find the equivalent fraction of both fractional numbers with denominator 80
For the 1st fraction, since 20 × 4 = 80,
49/20 = 49 × 4/20 × 4 = 196/80
Likewise, for the 2nd fraction, since 80 × 1 = 80,
14/80 = 14 × 1/80 × 1 = 14/80
Subtract the two like fractions:
196/80 - 14/80 = 196 - 14/80 = 182/80
After reducing the fraction, the answer is 91/40
In mixed form: 211/40

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