Subtract 7/9 from 72/7
1st number: 10 2/7, 2nd number: 7/9
72/7 - 7/9 is 599/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
72/7 = 72 × 9/7 × 9 = 648/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
7/9 = 7 × 7/9 × 7 = 49/63 - Subtract the two like fractions:
648/63 - 49/63 = 648 - 49/63 = 599/63 - In mixed form: 932/63
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