Subtract 84/12 from 70/25
1st number: 2 20/25, 2nd number: 7 0/12
70/25 - 84/12 is -21/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
70/25 = 70 × 12/25 × 12 = 840/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
84/12 = 84 × 25/12 × 25 = 2100/300 - Subtract the two like fractions:
840/300 - 2100/300 = 840 - 2100/300 = -1260/300 - After reducing the fraction, the answer is -21/5
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