2+2
4
17.35*1.15
19.9525
2
2
2*2
4
5-25
-20
2*
File "<ipython-input-6-646b45670170>", line 1 2* ^ SyntaxError: invalid syntax
2+
File "<ipython-input-7-7abc0cc8302a>", line 1 2+ ^ SyntaxError: invalid syntax
2+
2+2
3+1
File "<ipython-input-8-03cc5c61ee85>", line 1 2+ ^ SyntaxError: invalid syntax
2+2
4*1
2+
4*4
File "<ipython-input-9-7e9ec37d5b4c>", line 4 2+ ^ SyntaxError: invalid syntax
(5+)*(3-)
File "<ipython-input-10-abb7fb01881b>", line 1 (5+)*(3-) ^ SyntaxError: invalid syntax
54+80
134