Subtract 2/8 from 75/42, Solve 1 33/42

Subtract 2/8 from 75/42

1^st number: 1 33/42, 2^nd number: 2/8

75/42 - 2/8 is 43/28.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 8 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 42 × 4 = 168,
75/42 = 75 × 4/42 × 4 = 300/168
Likewise, for the 2nd fraction, since 8 × 21 = 168,
2/8 = 2 × 21/8 × 21 = 42/168
Subtract the two like fractions:
300/168 - 42/168 = 300 - 42/168 = 258/168
After reducing the fraction, the answer is 43/28
In mixed form: 115/28

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