(3-8)+(3-2-(11+1)-(6-2)
(5) +( 3-2-(12)- (4)
5+(3-2-12) -4
5+(3-14) -4
5+(-11) -4
5-11 -4
5- 15
-10
-(-40)-[50-(60-70)]
+40 -[ 50 -(-10)]
40-[50+10]
40-50 -10
40-60
-20
-(+1)+(+5)+(-3)-(+2)-(-4)
-1 +5 -3 -2 +4
-1 -3 -2 +5 +4
-6 +9
+3
(-6).10 -4:(-2)+(-5)(-10)
-60 +2 +(+50)
-60 +2 +50
-60 +52
-8
(7.8-60)
(56 -60)
56-60
-4
(12+5.6):[-2-3(-1-2)]
(12 +30) : [-2-3(-3)]
(42) : [ -2 +9]
42: [+7]
+6
4.20:(-10)+(-32):(+16).(-2)
80 : (-10) +(-2) .(-2)
-8 + (+4)
-8 +4
-4
2+2-2.2:2+(-2):(-2).(-2)
2+2 -4 :2 +(+1) .(-2)
2+2 -2 +(-2)
2+2 -2 -2
4- 4
0
-5(4-8:4)+7.(-1)
-5(4-2) -7
-20 +10 -7
-20-7 +10
-27 +10
-17
