Subtract 16/21 from 45/6
1st number: 7 3/6, 2nd number: 16/21
456 - 1621 is 28342.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
456 = 45 × 76 × 7 = 31542 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
1621 = 16 × 221 × 2 = 3242 - Subtract the two like fractions:
31542 - 3242 = 315 - 3242 = 28342 - In mixed form: 63142
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