Subtract 15/70 from 90/6
1st number: 15 0/6, 2nd number: 15/70
90/6 - 15/70 is 207/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
90/6 = 90 × 35/6 × 35 = 3150/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
15/70 = 15 × 3/70 × 3 = 45/210 - Subtract the two like fractions:
3150/210 - 45/210 = 3150 - 45/210 = 3105/210 - After reducing the fraction, the answer is 207/14
- In mixed form: 1411/14
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