Solutions by everydaycalculation.com

1^{st} number: 1 15/20, 2^{nd} number: 12/50

3520 - 1250 is 151100.

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

LCM of 20 and 50 is**100**

Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,

3520 = 35 × 520 × 5 = 175100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,

1250 = 12 × 250 × 2 = 24100 - Subtract the two like fractions:

175100 - 24100 = 175 - 24100 = 151100 - In mixed form: 151100

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