Subtract 4/16 from 72/30
1st number: 2 12/30, 2nd number: 4/16
72/30 - 4/16 is 43/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
72/30 = 72 × 8/30 × 8 = 576/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
4/16 = 4 × 15/16 × 15 = 60/240 - Subtract the two like fractions:
576/240 - 60/240 = 576 - 60/240 = 516/240 - After reducing the fraction, the answer is 43/20
- In mixed form: 23/20
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