Solutions by everydaycalculation.com

1^{st} number: 8 6/8, 2^{nd} number: 1 15/20

708 - 3520 is 71.

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

LCM of 8 and 20 is**40**

Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,

708 = 70 × 58 × 5 = 35040 - Likewise, for the 2nd fraction, since 20 × 2 = 40,

3520 = 35 × 220 × 2 = 7040 - Subtract the two like fractions:

35040 - 7040 = 350 - 7040 = 28040 - After reducing the fraction, the answer is 71

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