Subtract 14/30 from 45/21, Solve 2 3/21

Subtract 14/30 from 45/21

1^st number: 2 3/21, 2^nd number: 14/30

45/21 - 14/30 is 176/105.

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

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 21 × 10 = 210,
45/21 = 45 × 10/21 × 10 = 450/210
Likewise, for the 2nd fraction, since 30 × 7 = 210,
14/30 = 14 × 7/30 × 7 = 98/210
Subtract the two like fractions:
450/210 - 98/210 = 450 - 98/210 = 352/210
After reducing the fraction, the answer is 176/105
In mixed form: 171/105

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