Subtract 30/8 from 35/30, Solve 1 5/30

Subtract 30/8 from 35/30

1^st number: 1 5/30, 2^nd number: 3 6/8

35/30 - 30/8 is -31/12.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 8 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 30 × 4 = 120,
35/30 = 35 × 4/30 × 4 = 140/120
Likewise, for the 2nd fraction, since 8 × 15 = 120,
30/8 = 30 × 15/8 × 15 = 450/120
Subtract the two like fractions:
140/120 - 450/120 = 140 - 450/120 = -310/120
After reducing the fraction, the answer is -31/12

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