Subtract 27/28 from 35/10, Solve 3 5/10

Subtract 27/28 from 35/10

1^st number: 3 5/10, 2^nd number: 27/28

35/10 - 27/28 is 71/28.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 28 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 10 × 14 = 140,
35/10 = 35 × 14/10 × 14 = 490/140
Likewise, for the 2nd fraction, since 28 × 5 = 140,
27/28 = 27 × 5/28 × 5 = 135/140
Subtract the two like fractions:
490/140 - 135/140 = 490 - 135/140 = 355/140
After reducing the fraction, the answer is 71/28
In mixed form: 215/28

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