Subtract 30/27 from 98/21
1st number: 4 14/21, 2nd number: 1 3/27
98/21 - 30/27 is 32/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 21 × 9 = 189,
98/21 = 98 × 9/21 × 9 = 882/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
30/27 = 30 × 7/27 × 7 = 210/189 - Subtract the two like fractions:
882/189 - 210/189 = 882 - 210/189 = 672/189 - After reducing the fraction, the answer is 32/9
- In mixed form: 35/9
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