5.212.036-(28.175:35+403•208-1242:18)•7=5.199.956
1)28.175:35=805
2)403•208=83.824
3)83.824+805=84.629
4)1242:18=69
5)84.629-69=84.560
6)84.560:7=12.080
7)5.212.036-12.080=5.199.956
897.744:472+251•84-(69•391-66.112:8)=4271
1)69•391=26.979
2)66.112:8=8.264
3)26.979-8.264=18.715
4)897.744:472=1.902
5)251•84=21.084
6)1902+21.084=22.986
7)22.986-18.715=4.271
87.613+665.760:95+103•(500.200-469.937=3.197.694
1)500.200-469.937=30.263
2)30.263•103=3.117.089
3)665.760:95=7.008
4)87.613+7.008=80.605
5)3.117.089+80.605=3.197.694
Пошаговое объяснение:
1/23 - противоположное ему число = -1/23
(-12/34 + (-6/56) ) + (-1/23) = (-6/17 + (-3/28) ) - 1/23 =
(-6/17 - 3/28) - 1/23 =
(-168/476 - 51/476) - 1/23 = -219/476 - 1/23 =
-6417/10948 - 476/10948 = -6893/10948