|
38/40 (46/48)
(60% , 40% ; 125 /50 ) — 600 (700) ; 5 5,5; 5.
: — .
: 1 , 1 .
«»
27 + 0 (17) + 2 = . 1. . . , .
1- 1 , , 1 .
2- 1 A ( 25, 27, 31 33- , , ), , B ( , , ), . 1 1–38- , 3–38- .
13 + 8 + 2 = . 2. . . , . 1 , , 1 . 1 1–6- , 3–6- .
19,5 . 26,5 . = 10 x 10 , «»;
18 . 26,5 . = 10 x 10 , .
5 110 (127) 3 = 11 , 1 .
5,5 «».
49 = 130 (53 = 140 ) 1 x 4 ., 2- 7 x 4 . (3 x 4 . 4 x 5 .).
53 = 140 (57 = 150 ) 28 (35) . .
2- 1 x 3 . 1 x 2 . 4 (5) . 55 = 146 (59 = 156 ) .
, , 46,5 = 124 (50,5 = 134 ) 20 (27) . 2- 3 x 2 . 3 x 1 .
5 52 , , , , 10 . = 62 .
5,5 .
10- 9 x 1 . ( 6- 14 x 1 .) . = 80 (90) .
37,5 = 100 1 x 4 ., 2- 8 x 4 . (* 1 x 4 . 1 x 5 ., * 3 ). 8 (10) . 44,5 = 118 .
.
82 (94) 1 2,5 = 8 . , .
, .
: | /, , -, , |