Solutions by everydaycalculation.com

1^{st} number: 1 20/30, 2^{nd} number: 3 0/10

5030 - 3010 is -43.

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

LCM of 30 and 10 is**30**

Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,

5030 = 50 × 130 × 1 = 5030 - Likewise, for the 2nd fraction, since 10 × 3 = 30,

3010 = 30 × 310 × 3 = 9030 - Subtract the two like fractions:

5030 - 9030 = 50 - 9030 = -4030 - After reducing the fraction, the answer is -43

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