Subtract 1/63 from 70/9
1st number: 7 7/9, 2nd number: 1/63
70/9 - 1/63 is 163/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
70/9 = 70 × 7/9 × 7 = 490/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
1/63 = 1 × 1/63 × 1 = 1/63 - Subtract the two like fractions:
490/63 - 1/63 = 490 - 1/63 = 489/63 - After reducing the fraction, the answer is 163/21
- In mixed form: 716/21
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