Subtract 42/16 from 49/10, Solve 4 9/10

Subtract 42/16 from 49/10

1^st number: 4 9/10, 2^nd number: 2 10/16

49/10 - 42/16 is 91/40.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 16 is 80

Next, find the equivalent fraction of both fractional numbers with denominator 80
For the 1st fraction, since 10 × 8 = 80,
49/10 = 49 × 8/10 × 8 = 392/80
Likewise, for the 2nd fraction, since 16 × 5 = 80,
42/16 = 42 × 5/16 × 5 = 210/80
Subtract the two like fractions:
392/80 - 210/80 = 392 - 210/80 = 182/80
After reducing the fraction, the answer is 91/40
In mixed form: 211/40

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