1) 675845.7-(567+8667.78)2 = 308350.6 - (9234.78)*2 = 308350.6 - 18469.56 = 289881.04
2) 3475-455446.78+(567-123) = 3475 - 455446.78 + 444 = -451427.78
3) 456654-(56654+56767)-(4564+5565) = 456654 - 113421 - 10129 = 342104
1) 675845.7-(567+8667.78)2 = 308350.6 - (9234.78)*2 = 308350.6 - 18469.56 = 289881.04
2) 3475-455446.78+(567-123) = 3475 - 455446.78 + 444 = -451427.78
3) 456654-(56654+56767)-(4564+5565) = 456654 - 113421 - 10129 = 342104