Subtract 21/63 from 70/4
1st number: 17 2/4, 2nd number: 21/63
70/4 - 21/63 is 103/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 4 × 63 = 252,
70/4 = 70 × 63/4 × 63 = 4410/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
21/63 = 21 × 4/63 × 4 = 84/252 - Subtract the two like fractions:
4410/252 - 84/252 = 4410 - 84/252 = 4326/252 - After reducing the fraction, the answer is 103/6
- In mixed form: 171/6
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