Subtract 81/72 from 16/5
1st number: 3 1/5, 2nd number: 1 9/72
16/5 - 81/72 is 83/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 5 × 72 = 360,
16/5 = 16 × 72/5 × 72 = 1152/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
81/72 = 81 × 5/72 × 5 = 405/360 - Subtract the two like fractions:
1152/360 - 405/360 = 1152 - 405/360 = 747/360 - After reducing the fraction, the answer is 83/40
- In mixed form: 23/40
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