Subtract 70/25 from 7/9
1st number: 7/9, 2nd number: 2 20/25
7/9 - 70/25 is -91/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 9 × 25 = 225,
7/9 = 7 × 25/9 × 25 = 175/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
70/25 = 70 × 9/25 × 9 = 630/225 - Subtract the two like fractions:
175/225 - 630/225 = 175 - 630/225 = -455/225 - After reducing the fraction, the answer is -91/45
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