Subtract 21/63 from 49/5
1st number: 9 4/5, 2nd number: 21/63
49/5 - 21/63 is 142/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
49/5 = 49 × 63/5 × 63 = 3087/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
21/63 = 21 × 5/63 × 5 = 105/315 - Subtract the two like fractions:
3087/315 - 105/315 = 3087 - 105/315 = 2982/315 - After reducing the fraction, the answer is 142/15
- In mixed form: 97/15
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