Solutions by everydaycalculation.com

570 - 849 is -998.

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

LCM of 70 and 49 is**490**

Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 70 × 7 = 490,

570 = 5 × 770 × 7 = 35490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,

849 = 8 × 1049 × 10 = 80490 - Subtract the two like fractions:

35490 - 80490 = 35 - 80490 = -45490 - After reducing the fraction, the answer is -998

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