Subtract 45/30 from 3/16, Solve 3/16

Subtract 45/30 from 3/16

1^st number: 3/16, 2^nd number: 1 15/30

3/16 - 45/30 is -21/16.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 30 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 16 × 15 = 240,
3/16 = 3 × 15/16 × 15 = 45/240
Likewise, for the 2nd fraction, since 30 × 8 = 240,
45/30 = 45 × 8/30 × 8 = 360/240
Subtract the two like fractions:
45/240 - 360/240 = 45 - 360/240 = -315/240
After reducing the fraction, the answer is -21/16

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