数字提问3 9 9 5四数中添加加减乘除符号结果等于24不能加小括号数字不能移位可随意组合 39 99 95等

1个回答

  • 1:(3 - 9) × (5 - 9)

    2:(9 - 3) × (9 - 5)

    3:9 ÷ 3 × 5 + 9

    4:(9 ÷ 3) × 5 + 9

    5:(9 ÷ 3 × 5) + 9

    6:((9 ÷ 3) × 5) + 9

    7:(9 ÷ (3 ÷ 5)) + 9

    8:9 ÷ (3 ÷ 5) + 9

    9:9 + 9 ÷ 3 × 5

    10:9 + (9 ÷ 3) × 5

    11:9 + (9 ÷ 3 × 5)

    12:9 + ((9 ÷ 3) × 5)

    13:9 + (9 ÷ (3 ÷ 5))

    14:9 + 9 ÷(3 ÷ 5)

    15:9 + 9 × 5 ÷ 3

    16:9 + (9 × 5) ÷ 3

    17:9 + (9 × 5 ÷ 3)

    18:9 + ((9 × 5) ÷ 3)

    19:9 + (9 × (5 ÷ 3))

    20:9 + 9 ×(5 ÷ 3)

    21:9 + 5 ÷ 3 × 9

    22:9 + (5 ÷ 3) × 9

    23:9 + (5 ÷ 3 × 9)

    24:9 + ((5 ÷ 3) × 9)

    25:9 + (5 ÷ (3 ÷ 9))

    26:9 + 5 ÷(3 ÷ 9)

    27:9 × 5 ÷ 3 + 9

    28:(9 × 5) ÷ 3 + 9

    29:(9 × 5 ÷ 3) + 9

    30:((9 × 5) ÷ 3) + 9

    31:(9 × (5 ÷ 3)) + 9

    32:9 × (5 ÷ 3) + 9

    33:9 + 5 × 9 ÷ 3

    34:9 + (5 × 9) ÷ 3

    35:9 + (5 × 9 ÷ 3)

    36:9 + ((5 × 9) ÷ 3)

    37:9 + (5 × (9 ÷ 3))

    38:9 + 5 ×(9 ÷ 3)

    39:(9 - 5) × (9 - 3)

    40:5 ÷ 3 × 9 + 9

    41:(5 ÷ 3) × 9 + 9

    42:(5 ÷ 3 × 9) + 9

    43:((5 ÷ 3) × 9) + 9

    44:(5 ÷ (3 ÷ 9)) + 9

    45:5 ÷ (3 ÷ 9) + 9

    46:(5 - 9) × (3 - 9)

    47:5 × 9 ÷ 3 + 9

    48:(5 × 9) ÷ 3 + 9

    49:(5 × 9 ÷ 3) + 9

    50:((5 × 9) ÷ 3) + 9

    51:(5 × (9 ÷ 3)) + 9

    52:5 × (9 ÷ 3) + 9

    这是所有可能

    所以以你的要求来说

    这个就无解了