Subtract 40/70 from 90/3
1st number: 30 0/3, 2nd number: 40/70
90/3 - 40/70 is 206/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 3 × 70 = 210,
90/3 = 90 × 70/3 × 70 = 6300/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
40/70 = 40 × 3/70 × 3 = 120/210 - Subtract the two like fractions:
6300/210 - 120/210 = 6300 - 120/210 = 6180/210 - After reducing the fraction, the answer is 206/7
- In mixed form: 293/7
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