Subtract 70/63 from 30/4
1st number: 7 2/4, 2nd number: 1 7/63
30/4 - 70/63 is 115/18.
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,
30/4 = 30 × 63/4 × 63 = 1890/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
70/63 = 70 × 4/63 × 4 = 280/252 - Subtract the two like fractions:
1890/252 - 280/252 = 1890 - 280/252 = 1610/252 - After reducing the fraction, the answer is 115/18
- In mixed form: 67/18
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