Subtract 5/21 from 49/14
1st number: 3 7/14, 2nd number: 5/21
49/14 - 5/21 is 137/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
49/14 = 49 × 3/14 × 3 = 147/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
5/21 = 5 × 2/21 × 2 = 10/42 - Subtract the two like fractions:
147/42 - 10/42 = 147 - 10/42 = 137/42 - In mixed form: 311/42
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