Subtract 72/20 from 98/12
1st number: 8 2/12, 2nd number: 3 12/20
98/12 - 72/20 is 137/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
98/12 = 98 × 5/12 × 5 = 490/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
72/20 = 72 × 3/20 × 3 = 216/60 - Subtract the two like fractions:
490/60 - 216/60 = 490 - 216/60 = 274/60 - After reducing the fraction, the answer is 137/30
- In mixed form: 417/30
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