Subtract 42/70 from 72/6
1st number: 12 0/6, 2nd number: 42/70
72/6 - 42/70 is 57/5.
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,
72/6 = 72 × 35/6 × 35 = 2520/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
42/70 = 42 × 3/70 × 3 = 126/210 - Subtract the two like fractions:
2520/210 - 126/210 = 2520 - 126/210 = 2394/210 - After reducing the fraction, the answer is 57/5
- In mixed form: 112/5
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