Subtract 28/32 from 70/18
1st number: 3 16/18, 2nd number: 28/32
70/18 - 28/32 is 217/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 18 × 16 = 288,
70/18 = 70 × 16/18 × 16 = 1120/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
28/32 = 28 × 9/32 × 9 = 252/288 - Subtract the two like fractions:
1120/288 - 252/288 = 1120 - 252/288 = 868/288 - After reducing the fraction, the answer is 217/72
- In mixed form: 31/72
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