（1）
1:2 × (3 + 4 + 5)
2:2 × ((3 + 4) + 5)
3:2 × (3 + (4 + 5))
4:2 × (3 + 5 + 4)
5:2 × ((3 + 5) + 4)
6:2 × (3 + (5 + 4))
7:2 × (4 + 3 + 5)
8:2 × ((4 + 3) + 5)
9:2 × (4 + (3 + 5))
10:2 × (4 + 5 + 3)
11:2 × ((4 + 5) + 3)
12:2 × (4 + (5 + 3))
13:2 × (5 + 3 + 4)
14:2 × ((5 + 3) + 4)
15:2 × (5 + (3 + 4))
16:2 × (5 + 4 + 3)
17:2 × ((5 + 4) + 3)
18:2 × (5 + (4 + 3))
19:(3 - 2 + 5) × 4
20:((3 - 2) + 5) × 4
21:(3 - (2 - 5)) × 4
22:(3 + 4 + 5) × 2
23:((3 + 4) + 5) × 2
24:(3 + (4 + 5)) × 2
25:(3 + 5 - 2) × 4
26:((3 + 5) - 2) × 4
27:(3 + (5 - 2)) × 4
28:(3 + 5 + 4) × 2
29:((3 + 5) + 4) × 2
30:(3 + (5 + 4)) × 2
31:4 × (3 - 2 + 5)
32:4 × ((3 - 2) + 5)
33:4 × (3 - (2 - 5))
34:(4 + 3 + 5) × 2
35:((4 + 3) + 5) × 2
36:(4 + (3 + 5)) × 2
37:4 × (3 + 5 - 2)
38:4 × ((3 + 5) - 2)
39:4 × (3 + (5 - 2))
40:4 × (5 - 2 + 3)
41:4 × ((5 - 2) + 3)
42:4 × (5 - (2 - 3))
43:(4 + 5 + 3) × 2
44:((4 + 5) + 3) × 2
45:(4 + (5 + 3)) × 2
46:4 × (5 + 3 - 2)
47:4 × ((5 + 3) - 2)
48:4 × (5 + (3 - 2))
49:(5 - 2 + 3) × 4
50:((5 - 2) + 3) × 4
51:(5 - (2 - 3)) × 4
52:(5 + 3 - 2) × 4
53:((5 + 3) - 2) × 4
54:(5 + (3 - 2)) × 4
55:(5 + 3 + 4) × 2
56:((5 + 3) + 4) × 2
57:(5 + (3 + 4)) × 2
58:(5 + 4 + 3) × 2
59:((5 + 4) + 3) × 2
60:(5 + (4 + 3)) × 2
（2）
1:3 × 4 ÷ 5 × 10
2:(3 × 4) ÷ 5 × 10
3:(3 × 4 ÷ 5) × 10
4:((3 × 4) ÷ 5) × 10
5:(3 × (4 ÷ 5)) × 10
6:3 × (4 ÷ 5) × 10
7:3 × (4 ÷ 5 × 10)
8:3 × ((4 ÷ 5) × 10)
9:3 × (4 ÷ (5 ÷ 10))
10:3 × 4 ÷(5 ÷ 10)
11:(3 × 4) ÷ (5 ÷ 10)
12:3 × 4 × 10 ÷ 5
13:(3 × 4) × 10 ÷ 5
14:(3 × 4 × 10) ÷ 5
15:((3 × 4) × 10) ÷ 5
16:(3 × (4 × 10)) ÷ 5
17:3 × (4 × 10) ÷ 5
18:3 × (4 × 10 ÷ 5)
19:3 × ((4 × 10) ÷ 5)
20:3 × (4 × (10 ÷ 5))
21:3 × 4 ×(10 ÷ 5)
22:(3 × 4) × (10 ÷ 5)
23:3 ÷ 5 × 4 × 10
24:(3 ÷ 5) × 4 × 10
25:(3 ÷ 5 × 4) × 10
26:((3 ÷ 5) × 4) × 10
27:3 ÷ 5 ×(4 × 10)
28:(3 ÷ 5) × (4 × 10)
29:(3 ÷ (5 ÷ 4)) × 10
30:3 ÷ (5 ÷ 4) × 10
31:3 ÷ (5 ÷ (4 × 10))
32:3 ÷ (5 ÷ 4 ÷ 10)
33:3 ÷ ((5 ÷ 4) ÷ 10)
34:3 ÷ 5 × 10 × 4
35:(3 ÷ 5) × 10 × 4
36:(3 ÷ 5 × 10) × 4
37:((3 ÷ 5) × 10) × 4
38:3 ÷ 5 ×(10 × 4)
39:(3 ÷ 5) × (10 × 4)
40:(3 ÷ (5 ÷ 10)) × 4
41:3 ÷ (5 ÷ 10) × 4
42:3 ÷ (5 ÷ (10 × 4))
43:3 ÷ (5 ÷ 10 ÷ 4)
44:3 ÷ ((5 ÷ 10) ÷ 4)
45:3 × 10 × 4 ÷ 5
46:(3 × 10) × 4 ÷ 5
47:(3 × 10 × 4) ÷ 5
48:((3 × 10) × 4) ÷ 5
49:(3 × (10 × 4)) ÷ 5
50:3 × (10 × 4) ÷ 5
51:3 × (10 × 4 ÷ 5)
52:3 × ((10 × 4) ÷ 5)
53:3 × (10 × (4 ÷ 5))
54:3 × 10 ×(4 ÷ 5)
55:(3 × 10) × (4 ÷ 5)
56:3 × 10 ÷ 5 × 4
57:(3 × 10) ÷ 5 × 4
58:(3 × 10 ÷ 5) × 4
59:((3 × 10) ÷ 5) × 4
60:(3 × (10 ÷ 5)) × 4
61:3 × (10 ÷ 5) × 4
62:3 × (10 ÷ 5 × 4)
63:3 × ((10 ÷ 5) × 4)
64:3 × (10 ÷ (5 ÷ 4))
65:3 × 10 ÷(5 ÷ 4)
66:(3 × 10) ÷ (5 ÷ 4)
67:4 - (3 - 5) × 10
68:4 - ((3 - 5) × 10)
69:4 × 3 ÷ 5 × 10
70:(4 × 3) ÷ 5 × 10
71:(4 × 3 ÷ 5) × 10
72:((4 × 3) ÷ 5) × 10
73:(4 × (3 ÷ 5)) × 10
74:4 × (3 ÷ 5) × 10
75:4 × (3 ÷ 5 × 10)
76:4 × ((3 ÷ 5) × 10)
77:4 × (3 ÷ (5 ÷ 10))
78:4 × 3 ÷(5 ÷ 10)
79:(4 × 3) ÷ (5 ÷ 10)
80:4 × 3 × 10 ÷ 5
81:(4 × 3) × 10 ÷ 5
82:(4 × 3 × 10) ÷ 5
83:((4 × 3) × 10) ÷ 5
84:(4 × (3 × 10)) ÷ 5
85:4 × (3 × 10) ÷ 5
86:4 × (3 × 10 ÷ 5)
87:4 × ((3 × 10) ÷ 5)
88:4 × (3 × (10 ÷ 5))
89:4 × 3 ×(10 ÷ 5)
90:(4 × 3) × (10 ÷ 5)
91:4 + (5 - 3) × 10
92:4 + ((5 - 3) × 10)
93:4 ÷ 5 × 3 × 10
94:(4 ÷ 5) × 3 × 10
95:(4 ÷ 5 × 3) × 10
96:((4 ÷ 5) × 3) × 10
97:4 ÷ 5 ×(3 × 10)
98:(4 ÷ 5) × (3 × 10)
99:(4 ÷ (5 ÷ 3)) × 10
100:4 ÷ (5 ÷ 3) × 10
101:4 ÷ (5 ÷ (3 × 10))
102:4 ÷ (5 ÷ 3 ÷ 10)
103:4 ÷ ((5 ÷ 3) ÷ 10)
104:4 ÷ 5 × 10 × 3
105:(4 ÷ 5) × 10 × 3
106:(4 ÷ 5 × 10) × 3
107:((4 ÷ 5) × 10) × 3
108:4 ÷ 5 ×(10 × 3)
109:(4 ÷ 5) × (10 × 3)
110:(4 ÷ (5 ÷ 10)) × 3
111:4 ÷ (5 ÷ 10) × 3
112:4 ÷ (5 ÷ (10 × 3))
113:4 ÷ (5 ÷ 10 ÷ 3)
114:4 ÷ ((5 ÷ 10) ÷ 3)
115:4 - (10 × (3 - 5))
116:4 - 10 ×(3 - 5)
117:4 × 10 × 3 ÷ 5
118:(4 × 10) × 3 ÷ 5
119:(4 × 10 × 3) ÷ 5
120:((4 × 10) × 3) ÷ 5
121:(4 × (10 × 3)) ÷ 5
122:4 × (10 × 3) ÷ 5
123:4 × (10 × 3 ÷ 5)
124:4 × ((10 × 3) ÷ 5)
125:4 × (10 × (3 ÷ 5))
126:4 × 10 ×(3 ÷ 5)
127:(4 × 10) × (3 ÷ 5)
128:4 + (10 × (5 - 3))
129:4 + 10 ×(5 - 3)
130:4 × 10 ÷ 5 × 3
131:(4 × 10) ÷ 5 × 3
132:(4 × 10 ÷ 5) × 3
133:((4 × 10) ÷ 5) × 3
134:(4 × (10 ÷ 5)) × 3
135:4 × (10 ÷ 5) × 3
136:4 × (10 ÷ 5 × 3)
137:4 × ((10 ÷ 5) × 3)
138:4 × (10 ÷ (5 ÷ 3))
139:4 × 10 ÷(5 ÷ 3)
140:(4 × 10) ÷ (5 ÷ 3)
141:(5 - 3) × 10 + 4
142:((5 - 3) × 10) + 4
143:10 × 3 × 4 ÷ 5
144:(10 × 3) × 4 ÷ 5
145:(10 × 3 × 4) ÷ 5
146:((10 × 3) × 4) ÷ 5
147:(10 × (3 × 4)) ÷ 5
148:10 × (3 × 4) ÷ 5
149:10 × (3 × 4 ÷ 5)
150:10 × ((3 × 4) ÷ 5)
151:10 × (3 × (4 ÷ 5))
152:10 × 3 ×(4 ÷ 5)
153:(10 × 3) × (4 ÷ 5)
154:10 × 3 ÷ 5 × 4
155:(10 × 3) ÷ 5 × 4
156:(10 × 3 ÷ 5) × 4
157:((10 × 3) ÷ 5) × 4
158:(10 × (3 ÷ 5)) × 4
159:10 × (3 ÷ 5) × 4
160:10 × (3 ÷ 5 × 4)
161:10 × ((3 ÷ 5) × 4)
162:10 × (3 ÷ (5 ÷ 4))
163:10 × 3 ÷(5 ÷ 4)
164:(10 × 3) ÷ (5 ÷ 4)
165:10 × 4 × 3 ÷ 5
166:(10 × 4) × 3 ÷ 5
167:(10 × 4 × 3) ÷ 5
168:((10 × 4) × 3) ÷ 5
169:(10 × (4 × 3)) ÷ 5
170:10 × (4 × 3) ÷ 5
171:10 × (4 × 3 ÷ 5)
172:10 × ((4 × 3) ÷ 5)
173:10 × (4 × (3 ÷ 5))
174:10 × 4 ×(3 ÷ 5)
175:(10 × 4) × (3 ÷ 5)
176:10 × 4 ÷ 5 × 3
177:(10 × 4) ÷ 5 × 3
178:(10 × 4 ÷ 5) × 3
179:((10 × 4) ÷ 5) × 3
180:(10 × (4 ÷ 5)) × 3
181:10 × (4 ÷ 5) × 3
182:10 × (4 ÷ 5 × 3)
183:10 × ((4 ÷ 5) × 3)
184:10 × (4 ÷ (5 ÷ 3))
185:10 × 4 ÷(5 ÷ 3)
186:(10 × 4) ÷ (5 ÷ 3)
187:(10 × (5 - 3)) + 4
188:10 × (5 - 3) + 4
189:10 ÷ 5 × 3 × 4
190:(10 ÷ 5) × 3 × 4
191:(10 ÷ 5 × 3) × 4
192:((10 ÷ 5) × 3) × 4
193:10 ÷ 5 ×(3 × 4)
194:(10 ÷ 5) × (3 × 4)
195:(10 ÷ (5 ÷ 3)) × 4
196:10 ÷ (5 ÷ 3) × 4
197:10 ÷ (5 ÷ (3 × 4))
198:10 ÷ (5 ÷ 3 ÷ 4)
199:10 ÷ ((5 ÷ 3) ÷ 4)
200:10 ÷ 5 × 4 × 3
201:(10 ÷ 5) × 4 × 3
202:(10 ÷ 5 × 4) × 3
203:((10 ÷ 5) × 4) × 3
204:10 ÷ 5 ×(4 × 3)
205:(10 ÷ 5) × (4 × 3)
206:(10 ÷ (5 ÷ 4)) × 3
207:10 ÷ (5 ÷ 4) × 3
208:10 ÷ (5 ÷ (4 × 3))
209:10 ÷ (5 ÷ 4 ÷ 3)
210:10 ÷ ((5 ÷ 4) ÷ 3)