Subtract 70/30 from 75/35
1st number: 2 5/35, 2nd number: 2 10/30
75/35 - 70/30 is -4/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
75/35 = 75 × 6/35 × 6 = 450/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
70/30 = 70 × 7/30 × 7 = 490/210 - Subtract the two like fractions:
450/210 - 490/210 = 450 - 490/210 = -40/210 - After reducing the fraction, the answer is -4/21
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