Subtract 4/72 from 70/56
1st number: 1 14/56, 2nd number: 4/72
70/56 - 4/72 is 43/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
70/56 = 70 × 9/56 × 9 = 630/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
4/72 = 4 × 7/72 × 7 = 28/504 - Subtract the two like fractions:
630/504 - 28/504 = 630 - 28/504 = 602/504 - After reducing the fraction, the answer is 43/36
- In mixed form: 17/36
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