Solutions by everydaycalculation.com

1225 - 818 is 8225.

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

LCM of 25 and 18 is**450** - For the 1st fraction, since 25 × 18 = 450,

1225 = 12 × 1825 × 18 = 216450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,

818 = 8 × 2518 × 25 = 200450 - Subtract the two fractions:

216450 - 200450 = 216 - 200450 = 16450 - After reducing the fraction, the answer is 8225

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