Subtract 10/63 from 70/45, Solve 1 25/45

Subtract 10/63 from 70/45

1^st number: 1 25/45, 2^nd number: 10/63

70/45 - 10/63 is 88/63.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 63 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 45 × 7 = 315,
70/45 = 70 × 7/45 × 7 = 490/315
Likewise, for the 2nd fraction, since 63 × 5 = 315,
10/63 = 10 × 5/63 × 5 = 50/315
Subtract the two like fractions:
490/315 - 50/315 = 490 - 50/315 = 440/315
After reducing the fraction, the answer is 88/63
In mixed form: 125/63

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