Question

дроби 1/2 3/4 5/8 7/12 приведите к знаменателю 24

Answer 1

1/2 = 12/24 
( 24 : 2 = 12;  12 * 1 = 12 ) 
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3/4 = 18/24 
( 24 : 4 = 6 ;  6 * 3 = 18 )
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5/8 = 15/24 
( 24 : 8 = 3 ; 5 * 3 = 15 )
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7/12 = 14/24 
( 24 : 12 = 2 ; 7 * 2 = 14 )