Subtract 70/42 from 10/32, Solve 10/32

Subtract 70/42 from 10/32

1^st number: 10/32, 2^nd number: 1 28/42

10/32 - 70/42 is -65/48.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 42 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 32 × 21 = 672,
10/32 = 10 × 21/32 × 21 = 210/672
Likewise, for the 2nd fraction, since 42 × 16 = 672,
70/42 = 70 × 16/42 × 16 = 1120/672
Subtract the two like fractions:
210/672 - 1120/672 = 210 - 1120/672 = -910/672
After reducing the fraction, the answer is -65/48

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