Solutions by everydaycalculation.com

23 - 29 is 49.

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

LCM of 3 and 9 is**9**

Next, find the equivalent fraction of both fractional numbers with denominator 9 - For the 1st fraction, since 3 × 3 = 9,

23 = 2 × 33 × 3 = 69 - Likewise, for the 2nd fraction, since 9 × 1 = 9,

29 = 2 × 19 × 1 = 29 - Subtract the two like fractions:

69 - 29 = 6 - 29 = 49

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