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60- 60-80 . , , , , , . . , , , . , , , .
: — 100 , 23 , — 95 , — 25 , — 23 .
1. 1/2 = 50 2 = 100 .
2. = 23 2 = 46 .
3. = 95 3 = 285 .
4. = 25 3 = 75 .
5. = 23 3 = 69 .
6. 2 , — 4 , 4 = 12 .
7. , . . = 2 3 = 6 . 6 : 2 = 3 . = 100 : 2 = 50. 50 : 3 = 16 . , 16 ( ).
8. .
(1/2 - ) : = . (100 - 46) : 2 = 54 : 2 = 27. = 285 - 75 = 210 . 210 : 27 = 7 21 . , 21 .
9. = ((1/2 . ) / 3) 2 = ((23 ) / 3) 2 = 16 .
10. = .
11. . 69 - 32 = 37 .
1. 100 12 . .
2. . 50 . . . 16 . . 16 . .
3. 75 . . . .
4. 210 , 21 .
5. . 23 . . , . 16 , . , , . . (1/3 ), . 16 , . , 23 . . 37 .
6. , , , .
7. . , , , . . , , . , „" . 9-10.
8. , , .
9. . :
1/6 . 100 : 6 = 16 . 16 = 32 . . . , . .
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:
http://viazanie.my1.ru/blog/2011-03-16-125
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