Solutions by everydaycalculation.com

1^{st} number: 49/70, 2^{nd} number: 4 10/15

4970 - 7015 is -11930.

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

LCM of 70 and 15 is**210**

Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,

4970 = 49 × 370 × 3 = 147210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,

7015 = 70 × 1415 × 14 = 980210 - Subtract the two like fractions:

147210 - 980210 = 147 - 980210 = -833210 - After reducing the fraction, the answer is -11930

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