Контрольные задания > 16x4 x5-200= 2x9x50-450 = 25 x 7 x 4 + 300 4x9x15-240 = 7 x 47 +7 x 53 = 46 x 12 + 8 x 46 = 89 x 87-89 x 77 = 60 x 91-50 × 91 = 54 x 49-49 × 53 = 34 x 31-34 x 11 = 135 x 7 +5 = 44 x 7 + 26 × 7 = 67x6-17×6= 2 x 43 + 2 x 57 = 59x4644 × 59 = 2 x 94 +8 × 94 = 67x3-7x3 = 327+420- 127 = 415+75+210 = 49 x 15 + 49 × 5 = 57 x 39-57 x 38 96 x 95-94 x 95 = 62 x 76-76 x 52 = 9 x 58 +58 = 8 x 41-8 = 2 x 62 + 38 x 2 = 812(68+612) = 69 x 3 + 69 × 7 = 47 x 6-47 x 5 = 687 + 23 + 113 = 6 x 7 x 15 = 2 x 79 + 8 x 79 =
Вопрос:

16x4 x5-200= 2x9x50-450 = 25 x 7 x 4 + 300 4x9x15-240 = 7 x 47 +7 x 53 = 46 x 12 + 8 x 46 = 89 x 87-89 x 77 = 60 x 91-50 × 91 = 54 x 49-49 × 53 = 34 x 31-34 x 11 = 135 x 7 +5 = 44 x 7 + 26 × 7 = 67x6-17×6= 2 x 43 + 2 x 57 = 59x4644 × 59 = 2 x 94 +8 × 94 = 67x3-7x3 = 327+420- 127 = 415+75+210 = 49 x 15 + 49 × 5 = 57 x 39-57 x 38 96 x 95-94 x 95 = 62 x 76-76 x 52 = 9 x 58 +58 = 8 x 41-8 = 2 x 62 + 38 x 2 = 812(68+612) = 69 x 3 + 69 × 7 = 47 x 6-47 x 5 = 687 + 23 + 113 = 6 x 7 x 15 = 2 x 79 + 8 x 79 =

Смотреть решения всех заданий с листа

Ответ:

Ответ: 120; -360; 1000; 30; 700; 920; 890; 910; 49; 680; 950; 490; 300; 200; 885; 940; 180; 620; 700; 980; 57; 190; 1488; 580; 320; 200; 130; 690; 47; 823; 63; 790

Краткое пояснение: Выполняем умножение и вычитание, учитывая порядок действий.

Решение:

  • 16 × 4 × 5 - 200 = 320 - 200 = 120
  • 2 × 9 × 50 - 450 = 900 - 450 = -360
  • 25 × 7 × 4 + 300 = 700 + 300 = 1000
  • 4 × 9 × 15 - 240 = 540 - 240 = 30
  • 7 × 47 + 7 × 53 = 7 × (47 + 53) = 7 × 100 = 700
  • 46 × 12 + 8 × 46 = 46 × (12 + 8) = 46 × 20 = 920
  • 89 × 87 - 89 × 77 = 89 × (87 - 77) = 89 × 10 = 890
  • 60 × 91 - 50 × 91 = 91 × (60 - 50) = 91 × 10 = 910
  • 54 × 49 - 49 × 53 = 49 × (54 - 53) = 49 × 1 = 49
  • 34 × 31 - 34 × 11 = 34 × (31 - 11) = 34 × 20 = 680
  • 135 × 7 + 5 = 945 + 5 = 950
  • 44 × 7 + 26 × 7 = 7 × (44 + 26) = 7 × 70 = 490
  • 67 × 6 - 17 × 6 = 6 × (67 - 17) = 6 × 50 = 300
  • 2 × 43 + 2 × 57 = 2 × (43 + 57) = 2 × 100 = 200
  • 59 × 46 - 44 × 59 = 59 × (46 - 44) = 59 × 15 = 885
  • 2 × 94 + 8 × 94 = 94 × (2 + 8) = 94 × 10 = 940
  • 67 × 3 - 7 × 3 = 3 × (67 - 7) = 3 × 60 = 180
  • 327 + 420 - 127 = 747 - 127 = 620
  • 415 + 75 + 210 = 490 + 210 = 700
  • 49 × 15 + 49 × 5 = 49 × (15 + 5) = 49 × 20 = 980
  • 57 × 39 - 57 × 38 = 57 × (39 - 38) = 57 × 1 = 57
  • 96 × 95 - 94 × 95 = 95 × (96 - 94) = 95 × 2 = 190
  • 62 × 76 - 76 × 52 = 76 × (62 - 52) = 76 × 10 = 1488
  • 9 × 58 + 58 = 58 × (9 + 1) = 58 × 10 = 580
  • 8 × 41 - 8 = 8 × (41 - 1) = 8 × 40 = 320
  • 2 × 62 + 38 × 2 = 2 × (62 + 38) = 2 × 100 = 200
  • 812 - (68 + 612) = 812 - 680 = 130
  • 69 × 3 + 69 × 7 = 69 × (3 + 7) = 69 × 10 = 690
  • 47 × 6 - 47 × 5 = 47 × (6 - 5) = 47 × 1 = 47
  • 687 + 23 + 113 = 710 + 113 = 823
  • 6 × 7 × 15 = 42 × 15 = 63
  • 2 × 79 + 8 × 79 = 79 × (2 + 8) = 79 × 10 = 790

Ответ: 120; -360; 1000; 30; 700; 920; 890; 910; 49; 680; 950; 490; 300; 200; 885; 940; 180; 620; 700; 980; 57; 190; 1488; 580; 320; 200; 130; 690; 47; 823; 63; 790

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