Subtract 4/72 from 98/20
1st number: 4 18/20, 2nd number: 4/72
98/20 - 4/72 is 218/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 20 × 18 = 360,
98/20 = 98 × 18/20 × 18 = 1764/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
4/72 = 4 × 5/72 × 5 = 20/360 - Subtract the two like fractions:
1764/360 - 20/360 = 1764 - 20/360 = 1744/360 - After reducing the fraction, the answer is 218/45
- In mixed form: 438/45
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