Subtract 10/72 from 72/4
1st number: 18 0/4, 2nd number: 10/72
72/4 - 10/72 is 643/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 4 × 18 = 72,
72/4 = 72 × 18/4 × 18 = 1296/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Subtract the two like fractions:
1296/72 - 10/72 = 1296 - 10/72 = 1286/72 - After reducing the fraction, the answer is 643/36
- In mixed form: 1731/36
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