Subtract 50/15 from 40/16, Solve 2 8/16

Subtract 50/15 from 40/16

1^st number: 2 8/16, 2^nd number: 3 5/15

40/16 - 50/15 is -5/6.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 15 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 16 × 15 = 240,
40/16 = 40 × 15/16 × 15 = 600/240
Likewise, for the 2nd fraction, since 15 × 16 = 240,
50/15 = 50 × 16/15 × 16 = 800/240
Subtract the two like fractions:
600/240 - 800/240 = 600 - 800/240 = -200/240
After reducing the fraction, the answer is -5/6

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