To find the product of 
 3
 7
 × 
 5
 9
 , Cameron simplified 
 3
 7
 to 
 1
 7
 and then multiplied the fractions 
 1
 7
 and 
 5
 9
 to find the product 
 5
 63
 . What is Cameron's error?
 Cameron divided a factor in one of the numerators by the GCF but did not divide a factor in one of the denominators by the GCF. He should have simplified 
 5
 9
 to and multiplied 
 1
 7
 and to find the product .
 please i need help.