Subtract 20/7 from 10/24, Solve 10/24

Subtract 20/7 from 10/24

1^st number: 10/24, 2^nd number: 2 6/7

10/24 - 20/7 is -205/84.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 7 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 24 × 7 = 168,
10/24 = 10 × 7/24 × 7 = 70/168
Likewise, for the 2nd fraction, since 7 × 24 = 168,
20/7 = 20 × 24/7 × 24 = 480/168
Subtract the two like fractions:
70/168 - 480/168 = 70 - 480/168 = -410/168
After reducing the fraction, the answer is -205/84

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