Subtract 60/45 from 28/8, Solve 3 4/8

Subtract 60/45 from 28/8

1^st number: 3 4/8, 2^nd number: 1 15/45

28/8 - 60/45 is 13/6.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360

Next, find the equivalent fraction of both fractional numbers with denominator 360
For the 1st fraction, since 8 × 45 = 360,
28/8 = 28 × 45/8 × 45 = 1260/360
Likewise, for the 2nd fraction, since 45 × 8 = 360,
60/45 = 60 × 8/45 × 8 = 480/360
Subtract the two like fractions:
1260/360 - 480/360 = 1260 - 480/360 = 780/360
After reducing the fraction, the answer is 13/6
In mixed form: 21/6

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