Subtract 21/56 from 70/63
1st number: 1 7/63, 2nd number: 21/56
70/63 - 21/56 is 53/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
70/63 = 70 × 8/63 × 8 = 560/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
21/56 = 21 × 9/56 × 9 = 189/504 - Subtract the two like fractions:
560/504 - 189/504 = 560 - 189/504 = 371/504 - After reducing the fraction, the answer is 53/72
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