Решите 1) 308729-(308000+729)+84009•10 2) 99999+(20504-504): - вопрос №7796024130872930800072984009102999992050450420000311 от your1people 20.12.2022 00:31

Question

Математика: Решите 1) 308729-(308000+729)+84009•10 2) 99999+(20504-504): 20000 3) (1189-689)+4800: 8

your1people · Answer

I) 1) 308729 - (308000 + 729) = 308729 - 308729 = 0
2) 84009 • 10 = 840090
3) 0 + 840090 = 840090

II) 1) (20504 - 504) : 20000 = 20000 : 20000 = 1
2) 99999 + 1 = 100000

III) 1) (1189 - 689) = 500
2) 4800 : 8 = 600
3) 500 + 600 = 1100