Subtract 21/35 from 35/10, Solve 3 5/10

Subtract 21/35 from 35/10

1^st number: 3 5/10, 2^nd number: 21/35

35/10 - 21/35 is 29/10.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 35 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 10 × 7 = 70,
35/10 = 35 × 7/10 × 7 = 245/70
Likewise, for the 2nd fraction, since 35 × 2 = 70,
21/35 = 21 × 2/35 × 2 = 42/70
Subtract the two like fractions:
245/70 - 42/70 = 245 - 42/70 = 203/70
After reducing the fraction, the answer is 29/10
In mixed form: 29/10

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