Subtract 3/28 from 45/24, Solve 1 21/24

Subtract 3/28 from 45/24

1^st number: 1 21/24, 2^nd number: 3/28

45/24 - 3/28 is 99/56.

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

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 24 × 7 = 168,
45/24 = 45 × 7/24 × 7 = 315/168
Likewise, for the 2nd fraction, since 28 × 6 = 168,
3/28 = 3 × 6/28 × 6 = 18/168
Subtract the two like fractions:
315/168 - 18/168 = 315 - 18/168 = 297/168
After reducing the fraction, the answer is 99/56
In mixed form: 143/56

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