Subtract 14/21 from 35/30, Solve 1 5/30

Subtract 14/21 from 35/30

1^st number: 1 5/30, 2^nd number: 14/21

35/30 - 14/21 is 1/2.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 21 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 30 × 7 = 210,
35/30 = 35 × 7/30 × 7 = 245/210
Likewise, for the 2nd fraction, since 21 × 10 = 210,
14/21 = 14 × 10/21 × 10 = 140/210
Subtract the two like fractions:
245/210 - 140/210 = 245 - 140/210 = 105/210
After reducing the fraction, the answer is 1/2

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