Subtract 56/49 from 45/36, Solve 1 9/36

Subtract 56/49 from 45/36

1^st number: 1 9/36, 2^nd number: 1 7/49

45/36 - 56/49 is 3/28.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 49 is 1764

Next, find the equivalent fraction of both fractional numbers with denominator 1764
For the 1st fraction, since 36 × 49 = 1764,
45/36 = 45 × 49/36 × 49 = 2205/1764
Likewise, for the 2nd fraction, since 49 × 36 = 1764,
56/49 = 56 × 36/49 × 36 = 2016/1764
Subtract the two like fractions:
2205/1764 - 2016/1764 = 2205 - 2016/1764 = 189/1764
After reducing the fraction, the answer is 3/28

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