Subtract 25/32 from 72/15
1st number: 4 12/15, 2nd number: 25/32
72/15 - 25/32 is 643/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 15 × 32 = 480,
72/15 = 72 × 32/15 × 32 = 2304/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
25/32 = 25 × 15/32 × 15 = 375/480 - Subtract the two like fractions:
2304/480 - 375/480 = 2304 - 375/480 = 1929/480 - After reducing the fraction, the answer is 643/160
- In mixed form: 43/160
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