Subtract 35/10 from 30/64, Solve 30/64

Subtract 35/10 from 30/64

1^st number: 30/64, 2^nd number: 3 5/10

30/64 - 35/10 is -97/32.

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

Next, find the equivalent fraction of both fractional numbers with denominator 320
For the 1st fraction, since 64 × 5 = 320,
30/64 = 30 × 5/64 × 5 = 150/320
Likewise, for the 2nd fraction, since 10 × 32 = 320,
35/10 = 35 × 32/10 × 32 = 1120/320
Subtract the two like fractions:
150/320 - 1120/320 = 150 - 1120/320 = -970/320
After reducing the fraction, the answer is -97/32

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