78.23 + 2.90 - (45.6 x 3)
20.5 - (56.0 x 30)
6.0 : 2 - (45.7 x 5.3)
23-4.67 x 45.89
5x (2.1 +2.1)
9 : 3 - (1 + 3.5)
4.5 x (4.2 - 56)
15,3 + (85.3 : 56.4 - 2.3) +(7.5 x 8.5)
10.5 - (5.10 + 20)
4x (3.4 x 54)
(9.5 + 5) - (50.3 x 20)
15.9 x (12.4 - 3.45 - 1.2) (4.73.2)
67 x 9.0 + 73 (3.5 - 9.0)
56.7 + (4x3.4 - 56)
(3.4 - 5.45 x 20) +23
-85.15
-1659.5
1196.4352
-991.5
239.21
14.3
- 699,6
14.3
-14.6
78.26
233.1
21
- 1.5
194.2
1469.27