Автор - Sagira09

5. Определи порядок выполнения действий и вычисли.
54:6+5.7
(24 + 6): 5+ 2
45: (18:2) + 27
(37 – 17) : (12 – 8)
6. 5+ 32 : 8
67 + 29 – 5-7
(60 — 3 • 4) — 39
300 — (36:4 + 38)
8+ 45:9+7-3
7: (38 – 34) + 29
90 — (25 + 15): 8
22 + 5-8+ 27 :3

Ответ

Автор - Trover

54:6+5,7 = 9+5,7 = 14,7

(24+6):5+2 = 30:5+2 = 6+2 = 8

45:(18:2)+27  = 45:9+27 = 5+27 = 32

(37-17):(12-8)  = 20:4 = 5

6,5+32:8 = 6,5+4 = 10,5

67+29-5-7 = 96-5-7 = 91-7 = 84

(60-3•4)-39  = (60-12)-39 = 48-39 = 9

300-(36:4+38)  = 300-(9+38)  = 300-47 = 253

8+45:9+7-3  = 8+5+7-3 = 12+7-3 = 19-3 = 16

7:(38-4)+29  = 7:34+29 = 7/34+29 = 29 7/34

90-(25 + 15):8 = 90-40:8 = 90-5 = 85

22+5-8+27:3 = 22+5-8+9 = 27-8+9 = 19+9 = 28

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