Subtract 18/45 from 72/28
1st number: 2 16/28, 2nd number: 18/45
72/28 - 18/45 is 76/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
72/28 = 72 × 45/28 × 45 = 3240/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
18/45 = 18 × 28/45 × 28 = 504/1260 - Subtract the two like fractions:
3240/1260 - 504/1260 = 3240 - 504/1260 = 2736/1260 - After reducing the fraction, the answer is 76/35
- In mixed form: 26/35
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