Subtract 7/72 from 75/45
1st number: 1 30/45, 2nd number: 7/72
75/45 - 7/72 is 113/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
75/45 = 75 × 8/45 × 8 = 600/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
7/72 = 7 × 5/72 × 5 = 35/360 - Subtract the two like fractions:
600/360 - 35/360 = 600 - 35/360 = 565/360 - After reducing the fraction, the answer is 113/72
- In mixed form: 141/72
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