Solutions by everydaycalculation.com

1^{st} number: 3 1/2, 2^{nd} number: 6/7

72 - 67 is 3714.

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

LCM of 2 and 7 is**14**

Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,

72 = 7 × 72 × 7 = 4914 - Likewise, for the 2nd fraction, since 7 × 2 = 14,

67 = 6 × 27 × 2 = 1214 - Subtract the two like fractions:

4914 - 1214 = 49 - 1214 = 3714 - In mixed form: 2914

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Related: ^{14}/_{2}-^{6}/_{7} ^{7}/_{2}-^{12}/_{7} ^{7}/_{4}-^{6}/_{7} ^{7}/_{2}-^{6}/_{14} ^{21}/_{2}-^{6}/_{7} ^{7}/_{2}-^{18}/_{7} ^{7}/_{6}-^{6}/_{7} ^{7}/_{2}-^{6}/_{21} ^{35}/_{2}-^{6}/_{7} ^{7}/_{2}-^{30}/_{7} ^{7}/_{10}-^{6}/_{7} ^{7}/_{2}-^{6}/_{35} ^{49}/_{2}-^{6}/_{7} ^{7}/_{2}-^{42}/_{7} ^{7}/_{14}-^{6}/_{7} ^{7}/_{2}-^{6}/_{49}

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