Subtract 1/10 from 98/21, Solve 4 14/21

Subtract 1/10 from 98/21

1^st number: 4 14/21, 2^nd number: 1/10

98/21 - 1/10 is 137/30.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 10 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 21 × 10 = 210,
98/21 = 98 × 10/21 × 10 = 980/210
Likewise, for the 2nd fraction, since 10 × 21 = 210,
1/10 = 1 × 21/10 × 21 = 21/210
Subtract the two like fractions:
980/210 - 21/210 = 980 - 21/210 = 959/210
After reducing the fraction, the answer is 137/30
In mixed form: 417/30

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