Subtract 45/80 from 8/2, Solve 4 0/2

Subtract 45/80 from 8/2

1^st number: 4 0/2, 2^nd number: 45/80

8/2 - 45/80 is 55/16.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80

Next, find the equivalent fraction of both fractional numbers with denominator 80
For the 1st fraction, since 2 × 40 = 80,
8/2 = 8 × 40/2 × 40 = 320/80
Likewise, for the 2nd fraction, since 80 × 1 = 80,
45/80 = 45 × 1/80 × 1 = 45/80
Subtract the two like fractions:
320/80 - 45/80 = 320 - 45/80 = 275/80
After reducing the fraction, the answer is 55/16
In mixed form: 37/16

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