Solutions by everydaycalculation.com

1^{st} number: 70/98, 2^{nd} number: 5 0/10

7098 - 5010 is -307.

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

LCM of 98 and 10 is**490**

Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,

7098 = 70 × 598 × 5 = 350490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,

5010 = 50 × 4910 × 49 = 2450490 - Subtract the two like fractions:

350490 - 2450490 = 350 - 2450490 = -2100490 - After reducing the fraction, the answer is -307

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