Subtract 8/7 from 50/45, Solve 1 5/45

Subtract 8/7 from 50/45

1^st number: 1 5/45, 2^nd number: 1 1/7

50/45 - 8/7 is -2/63.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 7 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 45 × 7 = 315,
50/45 = 50 × 7/45 × 7 = 350/315
Likewise, for the 2nd fraction, since 7 × 45 = 315,
8/7 = 8 × 45/7 × 45 = 360/315
Subtract the two like fractions:
350/315 - 360/315 = 350 - 360/315 = -10/315
After reducing the fraction, the answer is -2/63

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