Subtract 21/63 from 70/10
1st number: 7 0/10, 2nd number: 21/63
70/10 - 21/63 is 20/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 10 × 63 = 630,
70/10 = 70 × 63/10 × 63 = 4410/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
21/63 = 21 × 10/63 × 10 = 210/630 - Subtract the two like fractions:
4410/630 - 210/630 = 4410 - 210/630 = 4200/630 - After reducing the fraction, the answer is 20/3
- In mixed form: 62/3
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