Subtract 63/27 from 70/7
1st number: 10 0/7, 2nd number: 2 9/27
70/7 - 63/27 is 23/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 7 × 27 = 189,
70/7 = 70 × 27/7 × 27 = 1890/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
63/27 = 63 × 7/27 × 7 = 441/189 - Subtract the two like fractions:
1890/189 - 441/189 = 1890 - 441/189 = 1449/189 - After reducing the fraction, the answer is 23/3
- In mixed form: 72/3
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