Subtract 7/64 from 15/10, Solve 1 5/10

Subtract 7/64 from 15/10

1^st number: 1 5/10, 2^nd number: 7/64

15/10 - 7/64 is 89/64.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 64 is 320

Next, find the equivalent fraction of both fractional numbers with denominator 320
For the 1st fraction, since 10 × 32 = 320,
15/10 = 15 × 32/10 × 32 = 480/320
Likewise, for the 2nd fraction, since 64 × 5 = 320,
7/64 = 7 × 5/64 × 5 = 35/320
Subtract the two like fractions:
480/320 - 35/320 = 480 - 35/320 = 445/320
After reducing the fraction, the answer is 89/64
In mixed form: 125/64

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