Пожалуйста, решите примеры: 4/15х2; 7/10х5; 13/27х9; 11/21х2; 15/36х18; 45/48х24.
P. s.: " / "-черта дроби.
P. s.: " / "-черта дроби.
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7/10*5=7/2=3 *1/2
13/27*9=13/3= 4*1/3
11/21*2=22/21=1 * 1/21
15/36*18=15/2=7*2/1
45/48*24= 45/2=22 * 1/2