Answers

Subtract 7/30 from 63/70

63/70 - 7/30 is 2/3.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 30 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 70 × 3 = 210,
   63/70 = 63 × 3/70 × 3 = 189/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   7/30 = 7 × 7/30 × 7 = 49/210
4. Subtract the two like fractions:
   189/210 - 49/210 = 189 - 49/210 = 140/210
5. After reducing the fraction, the answer is 2/3

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