Subtract 81/49 from 30/10
1st number: 3 0/10, 2nd number: 1 32/49
30/10 - 81/49 is 66/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
30/10 = 30 × 49/10 × 49 = 1470/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
81/49 = 81 × 10/49 × 10 = 810/490 - Subtract the two like fractions:
1470/490 - 810/490 = 1470 - 810/490 = 660/490 - After reducing the fraction, the answer is 66/49
- In mixed form: 117/49
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