Subtract 45/27 from 1/30, Solve 1/30

Subtract 45/27 from 1/30

1^st number: 1/30, 2^nd number: 1 18/27

1/30 - 45/27 is -49/30.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 27 is 270

Next, find the equivalent fraction of both fractional numbers with denominator 270
For the 1st fraction, since 30 × 9 = 270,
1/30 = 1 × 9/30 × 9 = 9/270
Likewise, for the 2nd fraction, since 27 × 10 = 270,
45/27 = 45 × 10/27 × 10 = 450/270
Subtract the two like fractions:
9/270 - 450/270 = 9 - 450/270 = -441/270
After reducing the fraction, the answer is -49/30

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