Subtract 70/75 from 21/6
1st number: 3 3/6, 2nd number: 70/75
21/6 - 70/75 is 77/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 6 × 25 = 150,
21/6 = 21 × 25/6 × 25 = 525/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
70/75 = 70 × 2/75 × 2 = 140/150 - Subtract the two like fractions:
525/150 - 140/150 = 525 - 140/150 = 385/150 - After reducing the fraction, the answer is 77/30
- In mixed form: 217/30
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