Subtract 16/10 from 45/49, Solve 45/49

Subtract 16/10 from 45/49

1^st number: 45/49, 2^nd number: 1 6/10

45/49 - 16/10 is -167/245.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 10 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 49 × 10 = 490,
45/49 = 45 × 10/49 × 10 = 450/490
Likewise, for the 2nd fraction, since 10 × 49 = 490,
16/10 = 16 × 49/10 × 49 = 784/490
Subtract the two like fractions:
450/490 - 784/490 = 450 - 784/490 = -334/490
After reducing the fraction, the answer is -167/245

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