1576*7+8340*4+30040-6008*5
11032+8340*4+30040-6008*5
11032+33360+30040-6008*5
11032+33360+30040-30040
44392+30040-30040
74432-30040=44392
1576*7+8340*4+30040-6008*5
1576*7+8340*4+30040-6008*5
11032+8340*4+30040-6008*5
11032+33360+30040-6008*5
11032+33360+30040-30040
44392+30040-30040
74432-30040=44392