Ответ:
1) 834-(29130-4484:76)= 834-(29130-59)= 834-(29071)= -28237
2) (471345:67-4956)-578= (7035-4956)-578= 2079-578= 1501
3) (8т6кг-15ц28кг)×2= (800+6-1528)×2= (-722)×2= -1444 кг
4) 3×(5т20кг-4ц58кг)= 3×(5000+20-458) = 3×(4562)= 13686 кг
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Answers & Comments
Ответ:
1) 834-(29130-4484:76)= 834-(29130-59)= 834-(29071)= -28237
2) (471345:67-4956)-578= (7035-4956)-578= 2079-578= 1501
3) (8т6кг-15ц28кг)×2= (800+6-1528)×2= (-722)×2= -1444 кг
4) 3×(5т20кг-4ц58кг)= 3×(5000+20-458) = 3×(4562)= 13686 кг