Subtract 42/9 from 7/16, Solve 7/16

Subtract 42/9 from 7/16

1^st number: 7/16, 2^nd number: 4 6/9

7/16 - 42/9 is -203/48.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144

Next, find the equivalent fraction of both fractional numbers with denominator 144
For the 1st fraction, since 16 × 9 = 144,
7/16 = 7 × 9/16 × 9 = 63/144
Likewise, for the 2nd fraction, since 9 × 16 = 144,
42/9 = 42 × 16/9 × 16 = 672/144
Subtract the two like fractions:
63/144 - 672/144 = 63 - 672/144 = -609/144
After reducing the fraction, the answer is -203/48

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