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Explain why 4/10 and 40/100 have unlike denominators but are equivalent fractions.

User Aillyn
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\frac { 40 }{ 100 } \\ \\ =\frac { 4 }{ 10 } \cdot \frac { 10 }{ 10 } \\ \\ =\frac { 4 }{ 10 } \cdot 1\\ \\ =\frac { 4 }{ 10 }
User TheNorthWes
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