Solutions by everydaycalculation.com

660 - 249 is 29490.

- 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,

660 = 6 × 4960 × 49 = 2942940 - Likewise, for the 2nd fraction, since 49 × 60 = 2940,

249 = 2 × 6049 × 60 = 1202940 - Subtract the two like fractions:

2942940 - 1202940 = 294 - 1202940 = 1742940 - After reducing the fraction, the answer is 29490

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