用2、2、4、8算24点,列出4个算式.

6个回答

  • 1:(2 + 2) × 4 + 8

    2:((2 + 2) × 4) + 8

    3:2 × 2 × 4 + 8

    4:(2 × 2) × 4 + 8

    5:(2 × 2 × 4) + 8

    6:((2 × 2) × 4) + 8

    7:(2 × (2 × 4)) + 8

    8:2 × (2 × 4) + 8

    9:(2 × (2 + 8)) + 4

    10:2 × (2 + 8) + 4

    11:2 × (2 × 8 - 4)

    12:2 × ((2 × 8) - 4)

    13:(2 + 4) ÷ 2 × 8

    14:((2 + 4) ÷ 2) × 8

    15:(2 + 4) ÷ (2 ÷ 8)

    16:2 × 4 + 2 × 8

    17:(2 × 4) + 2 × 8

    18:2 × 4 +(2 × 8)

    19:(2 × 4) + (2 × 8)

    20:2 × 4 × 2 + 8

    21:(2 × 4) × 2 + 8

    22:(2 × 4 × 2) + 8

    23:((2 × 4) × 2) + 8

    24:(2 × (4 × 2)) + 8

    25:2 × (4 × 2) + 8

    26:(2 + 4) × 8 ÷ 2

    27:((2 + 4) × 8) ÷ 2

    28:(2 + 4) × (8 ÷ 2)

    29:2 × 4 + 8 × 2

    30:(2 × 4) + 8 × 2

    31:2 × 4 +(8 × 2)

    32:(2 × 4) + (8 × 2)

    33:(2 + 8) × 2 + 4

    34:((2 + 8) × 2) + 4

    35:(2 + 8 ÷ 2) × 4

    36:(2 + (8 ÷ 2)) × 4

    37:(2 × (8 + 2)) + 4

    38:2 × (8 + 2) + 4

    39:2 × 8 + 2 × 4

    40:(2 × 8) + 2 × 4

    41:2 × 8 +(2 × 4)

    42:(2 × 8) + (2 × 4)

    43:2 × (8 × 2 - 4)

    44:2 × ((8 × 2) - 4)

    45:2 × 8 + 4 × 2

    46:(2 × 8) + 4 × 2

    47:2 × 8 +(4 × 2)

    48:(2 × 8) + (4 × 2)

    49:(2 × 8 - 4) × 2

    50:((2 × 8) - 4) × 2

    51:4 + (2 × (2 + 8))

    52:4 + 2 ×(2 + 8)

    53:(4 + 2) ÷ 2 × 8

    54:((4 + 2) ÷ 2) × 8

    55:(4 + 2) ÷ (2 ÷ 8)

    56:(4 - 2 ÷ 2) × 8

    57:(4 - (2 ÷ 2)) × 8

    58:(4 × (2 + 2)) + 8

    59:4 × (2 + 2) + 8

    60:4 × 2 + 2 × 8

    61:(4 × 2) + 2 × 8

    62:4 × 2 +(2 × 8)

    63:(4 × 2) + (2 × 8)

    64:4 × 2 × 2 + 8

    65:(4 × 2) × 2 + 8

    66:(4 × 2 × 2) + 8

    67:((4 × 2) × 2) + 8

    68:(4 × (2 × 2)) + 8

    69:4 × (2 × 2) + 8

    70:4 + (2 + 8) × 2

    71:4 + ((2 + 8) × 2)

    72:4 + (2 × (8 + 2))

    73:4 + 2 ×(8 + 2)

    74:(4 + 2) × 8 ÷ 2

    75:((4 + 2) × 8) ÷ 2

    76:(4 + 2) × (8 ÷ 2)

    77:4 × 2 + 8 × 2

    78:(4 × 2) + 8 × 2

    79:4 × 2 +(8 × 2)

    80:(4 × 2) + (8 × 2)

    81:4 × (2 + 8 ÷ 2)

    82:4 × (2 + (8 ÷ 2))

    83:4 + (8 + 2) × 2

    84:4 + ((8 + 2) × 2)

    85:4 × (8 ÷ 2 + 2)

    86:4 × ((8 ÷ 2) + 2)

    87:8 + (2 + 2) × 4

    88:8 + ((2 + 2) × 4)

    89:(8 + 2) × 2 + 4

    90:((8 + 2) × 2) + 4

    91:8 + 2 × 2 × 4

    92:8 + (2 × 2) × 4

    93:8 + (2 × 2 × 4)

    94:8 + ((2 × 2) × 4)

    95:8 + (2 × (2 × 4))

    96:8 + 2 ×(2 × 4)

    97:8 × 2 + 2 × 4

    98:(8 × 2) + 2 × 4

    99:8 × 2 +(2 × 4)

    100:(8 × 2) + (2 × 4)

    101:(8 ÷ 2 + 2) × 4

    102:((8 ÷ 2) + 2) × 4

    103:8 ÷ 2 ×(2 + 4)

    104:(8 ÷ 2) × (2 + 4)

    105:8 ÷ (2 ÷ (2 + 4))

    106:8 + 2 × 4 × 2

    107:8 + (2 × 4) × 2

    108:8 + (2 × 4 × 2)

    109:8 + ((2 × 4) × 2)

    110:8 + (2 × (4 × 2))

    111:8 + 2 ×(4 × 2)

    112:8 × 2 + 4 × 2

    113:(8 × 2) + 4 × 2

    114:8 × 2 +(4 × 2)

    115:(8 × 2) + (4 × 2)

    116:(8 × (2 + 4)) ÷ 2

    117:8 × (2 + 4) ÷ 2

    118:8 × ((2 + 4) ÷ 2)

    119:(8 × 2 - 4) × 2

    120:((8 × 2) - 4) × 2

    121:8 ÷ 2 ×(4 + 2)

    122:(8 ÷ 2) × (4 + 2)

    123:8 ÷ (2 ÷ (4 + 2))

    124:8 + (4 × (2 + 2))

    125:8 + 4 ×(2 + 2)

    126:8 + 4 × 2 × 2

    127:8 + (4 × 2) × 2

    128:8 + (4 × 2 × 2)

    129:8 + ((4 × 2) × 2)

    130:8 + (4 × (2 × 2))

    131:8 + 4 ×(2 × 2)

    132:(8 × (4 + 2)) ÷ 2

    133:8 × (4 + 2) ÷ 2

    134:8 × ((4 + 2) ÷ 2)

    135:8 × (4 - 2 ÷ 2)

    136:8 × (4 - (2 ÷ 2))