Subtract 84/70 from 3/15
1st number: 3/15, 2nd number: 1 14/70
3/15 - 84/70 is -1/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
3/15 = 3 × 14/15 × 14 = 42/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
84/70 = 84 × 3/70 × 3 = 252/210 - Subtract the two like fractions:
42/210 - 252/210 = 42 - 252/210 = -210/210 - After reducing the fraction, the answer is -1/1
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