Subtract 12/30 from 45/35, Solve 1 10/35

Subtract 12/30 from 45/35

1^st number: 1 10/35, 2^nd number: 12/30

45/35 - 12/30 is 31/35.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 35 × 6 = 210,
45/35 = 45 × 6/35 × 6 = 270/210
Likewise, for the 2nd fraction, since 30 × 7 = 210,
12/30 = 12 × 7/30 × 7 = 84/210
Subtract the two like fractions:
270/210 - 84/210 = 270 - 84/210 = 186/210
After reducing the fraction, the answer is 31/35

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