Solutions by everydaycalculation.com

1^{st} number: 2 10/20, 2^{nd} number: 3 0/10

5020 - 3010 is -12.

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

LCM of 20 and 10 is**20**

Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,

5020 = 50 × 120 × 1 = 5020 - Likewise, for the 2nd fraction, since 10 × 2 = 20,

3010 = 30 × 210 × 2 = 6020 - Subtract the two like fractions:

5020 - 6020 = 50 - 6020 = -1020 - After reducing the fraction, the answer is -12

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