Subtract 4/24 from 40/28, Solve 1 12/28

Subtract 4/24 from 40/28

1^st number: 1 12/28, 2^nd number: 4/24

40/28 - 4/24 is 53/42.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 24 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 28 × 6 = 168,
40/28 = 40 × 6/28 × 6 = 240/168
Likewise, for the 2nd fraction, since 24 × 7 = 168,
4/24 = 4 × 7/24 × 7 = 28/168
Subtract the two like fractions:
240/168 - 28/168 = 240 - 28/168 = 212/168
After reducing the fraction, the answer is 53/42
In mixed form: 111/42

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