х=7,5 (67)
10х=75.67...
100х=756.767....
1000х=7567.67....
1000х-10х=7567.67...-75.67....
990х=7492
х=7492/990 | : 2 (сократим на 2)
х=3746/450
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х=7,5 (67)
10х=75.67...
100х=756.767....
1000х=7567.67....
1000х-10х=7567.67...-75.67....
990х=7492
х=7492/990 | : 2 (сократим на 2)
х=3746/450