Solutions by everydaycalculation.com

1^{st} number: 3 1/2, 2^{nd} number: 1 1/4

72 - 54 is 94.

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

LCM of 2 and 4 is**4**

Next, find the equivalent fraction of both fractional numbers with denominator 4 - For the 1st fraction, since 2 × 2 = 4,

72 = 7 × 22 × 2 = 144 - Likewise, for the 2nd fraction, since 4 × 1 = 4,

54 = 5 × 14 × 1 = 54 - Subtract the two like fractions:

144 - 54 = 14 - 54 = 94 - In mixed form: 214

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