Решите примеры.
а) 650-50*4+900:100=
б) 630:9+120*5+40=
в) 9015-128*54+48633:39=
СРОЧНО!!!
а) 650-50*4+900:100=
б) 630:9+120*5+40=
в) 9015-128*54+48633:39=
СРОЧНО!!!
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А) 650 - 50 * 4 + 900 : 100 = 4591) 50 * 4 = 200
2) 900 : 100 = 9
3) 650 - 200 = 450
4) 450 + 9 = 459
б) 630 : 9 + 120 * 5 + 40 = 710
1) 630 : 9 = 70
2) 120 * 5 = 600
3) 600 + 70 = 670
4) 670 + 40 = 710
в) 9 015 - 128 * 54 + 48 633 : 39 = 3 350
1) 128 * 54 = 6 912
2) 48 633 : 39 = 1 247
3) 9 015 - 6 912 = 2 103
4) 2 103 + 1 247 = 3 350