Subtract 2/70 from 1/30
1/30 - 2/70 is 1/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
1/30 = 1 × 7/30 × 7 = 7/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
2/70 = 2 × 3/70 × 3 = 6/210 - Subtract the two like fractions:
7/210 - 6/210 = 7 - 6/210 = 1/210
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