Solutions by everydaycalculation.com

2875 - 980 is 3131200.

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

LCM of 75 and 80 is**1200**

Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 75 × 16 = 1200,

2875 = 28 × 1675 × 16 = 4481200 - Likewise, for the 2nd fraction, since 80 × 15 = 1200,

980 = 9 × 1580 × 15 = 1351200 - Subtract the two like fractions:

4481200 - 1351200 = 448 - 1351200 = 3131200

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