1 / 10
, 27
-35+14= 32-5+7=
19+3 7= 45+8-39= 8 9-38=
56+34-39= 2 8+49= 52+18-8=
, 9
1, 35, 8, 43
2,80 74, 52
3, 15, , 45
, 20
1,6 4 , 35
2,81 32 , 23
3,68 41 19 ,
4,78 68 ,
, 44
1, 22 , 21 ,16
2,3 94 , 34 , 29 ,
3, 58 , 6, 7,
4, , 9 6
5, 5 , 9, 15
6. 5, 8 20
,
1, 8, 35 50
2
B
, 18
1. 72 8 2. 4 6
3. 3, 9, 9,
4. 78 , 16 , 8,
5. 89 , 98
6. 24 ,
. 8
1 . , , , 3, , 16 ,
a b
2, , 4 , 2 , 5 , A 4x 2+5 b 4
x5+2 c 4+2+5
, 27
28-20-1= 40+20+30= 4 3+20= 36-4 9= 46-25+10=
5 3+6= 90+10-67= 17-4 2= 67-24+23=
, 9
1,34 19 47
2,6 9 39
3,76 43 , 19
,
1. , 4 , 2 , 5,
2. , 6, 24 , 3, 50
3. 74 , 22 , 36 ,
