Solutions by everydaycalculation.com

35 - 79 is -845.

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

LCM of 5 and 9 is**45**

Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,

35 = 3 × 95 × 9 = 2745 - Likewise, for the 2nd fraction, since 9 × 5 = 45,

79 = 7 × 59 × 5 = 3545 - Subtract the two like fractions:

2745 - 3545 = 27 - 3545 = -845

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