Solutions by everydaycalculation.com

1^{st} number: 20 0/2, 2^{nd} number: 1 23/40

402 - 6340 is 73740.

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

LCM of 2 and 40 is**40**

Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,

402 = 40 × 202 × 20 = 80040 - Likewise, for the 2nd fraction, since 40 × 1 = 40,

6340 = 63 × 140 × 1 = 6340 - Subtract the two like fractions:

80040 - 6340 = 800 - 6340 = 73740 - In mixed form: 181740

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