Solutions by everydaycalculation.com

510 - 4049 is -3198.

- Find the least common denominator or LCM of the two denominators:

LCM of 10 and 49 is**490**

Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,

510 = 5 × 4910 × 49 = 245490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,

4049 = 40 × 1049 × 10 = 400490 - Subtract the two like fractions:

245490 - 400490 = 245 - 400490 = -155490 - After reducing the fraction, the answer is -3198

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