Subtract 56/49 from 45/60, Solve 45/60

Subtract 56/49 from 45/60

1^st number: 45/60, 2^nd number: 1 7/49

45/60 - 56/49 is -11/28.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 49 is 2940

Next, find the equivalent fraction of both fractional numbers with denominator 2940
For the 1st fraction, since 60 × 49 = 2940,
45/60 = 45 × 49/60 × 49 = 2205/2940
Likewise, for the 2nd fraction, since 49 × 60 = 2940,
56/49 = 56 × 60/49 × 60 = 3360/2940
Subtract the two like fractions:
2205/2940 - 3360/2940 = 2205 - 3360/2940 = -1155/2940
After reducing the fraction, the answer is -11/28

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