Subtract 72/16 from 3/10
1st number: 3/10, 2nd number: 4 8/16
3/10 - 72/16 is -21/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
3/10 = 3 × 8/10 × 8 = 24/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
72/16 = 72 × 5/16 × 5 = 360/80 - Subtract the two like fractions:
24/80 - 360/80 = 24 - 360/80 = -336/80 - After reducing the fraction, the answer is -21/5
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