2.8÷9x 15÷36+ 1÷27
3. 12× 5÷6-2÷9 ×3
4.8× 5÷4+ 1÷4
5.6÷ 3÷8-3÷8 ÷6
6.4÷7x5÷9+3÷7x5÷9
7.5÷2 -( 3÷2+4÷5 )
8.7÷8+( 1÷8+ 1÷9 )
9.9x5÷6+5÷6
10.3 \4x 8 \9- 1 \3
1 1.7x5÷49+3÷ 14
12.6 ×( 1÷2+2÷3 )
13.8x4÷5+8x 1 1÷5
14.3 1x5÷6-5÷6
15.9÷7-( 2÷7- 10÷2 1 )
16.5÷9x 18- 14x2÷7
17.4 \5x25 \ 16+2 \3x 3 \4
18. 14x 8 \7-5 \6x 12 \ 15
19. 17÷32-3÷4x9÷24
20.3x2÷9+ 1÷3
2 1.5÷7x3÷25+3÷7
22.3÷ 14 × 2÷3+ 1÷6
23. 1÷5x2÷3+5÷6
24.9÷22+ 1÷ 1 1 ÷ 1÷2
25.5÷3x 1 1÷5+4÷3
26.45x2÷3+ 1÷3x 15
27.7÷ 19+ 12÷ 19x 5÷6
28. 1÷4+3÷4 ÷ 2÷3
29.8÷7x 2 1÷ 16+ 1÷2
30. 10 1x 1÷5- 1÷5x 2 1
3 1.50+ 160÷40
32. 120- 144÷ 18+35
33.347+45×2-4 160÷52
34 (58+37)÷(64-9×5)
35.95÷(64-45)
36. 178- 145÷5×6+42
37.8 12-700÷(9+3 1× 1 1)
38.85+ 14×( 14+208÷26)
39.(284+ 16)×(5 12-8208÷ 18)
40. 120-36×4÷ 18+35
4 1.(58+37)÷(64-9×5)
42.(6.8-6.8×0.55)÷8.5
43.0. 12× 4.8÷0. 12×4.8
44.(3.2× 1.5+2.5)÷ 1.6
45.6- 1.6÷4 5.38+7.85-5.37
46.7.2÷0.8- 1.2×5
47.6.5×(4.8- 1.2×4)
48. 10. 15- 10.75×0.4-5.7
49.5.8×(3.87-0. 13)+4.2×3.74
50.32.52-(6+9.728÷3.2)×2.5
5 1.[(7. 1-5.6)×0.9- 1. 15] ÷2.5
52.5.4÷[2.6×(3.7-2.9)+0.62]
53. 12×6÷( 12-7.2)-6 6
54.3÷7x49÷9-4÷3
55.8÷9x 15÷36+ 1÷27
56. 12× 5÷6-2÷9 ×3
57.8× 5÷4+ 1÷4
58.6÷ 3÷8-3÷8 ÷6
59.4÷7x5÷9+3÷7x5÷9
60.5÷2 -( 3÷2+4÷5 )
6 1.7÷8+( 1÷8+ 1÷9 )
62.9x5÷6+5÷6
63.3 \4x 8 \9- 1 \3
64.7x5÷49+3÷ 14
65.6 ×( 1÷2+2÷3 )
66.8x4÷5+8x 1 1÷5
67.3 1x5÷6-5÷6
68.9÷7-( 2÷7- 10÷2 1 )
69.5÷9x 18– 14×2÷7
70.4 \5x25 \ 16+2 \3×3 \4
7 1. 14x 8÷7–5÷6× 12÷ 15
72. 17÷32–3÷4 ×9÷24
73.3x2÷9+ 1÷3
74.5÷7x3÷25+3÷7
75.3÷ 14 ×× 2÷3+ 1÷6
76. 1÷5x2÷3+5÷6
77.9÷22+ 1÷ 1 1 ÷ 1÷2
78.5÷3x 1 1÷5+4÷3
79.45x2÷3+ 1÷3x 15
80.7÷ 19+ 12÷ 19x 5÷6
8 1. 1÷4+3÷4 ÷ 2÷3
82.8÷7x 2 1÷ 16+ 1÷2
83. 10 1x 1÷5- 1÷5x 2 1
84.50+ 160÷40
85. 120- 144÷ 18+35
86.347+45×2-4 160÷52
87.(58+37)÷(64-9×5)
88.8.95÷(64-45)
89. 178- 145÷5×6+42
90.8 12-700÷(9+3 1× 1 1)
9 1.85+ 14×( 14+208÷26)
92. 120-36×4÷ 18+35
93.(58+37)÷(64-9×5)
94.(6.8-6.8×0.55)÷8.5
95.0. 12× 4.8÷0. 12×4.8
96.(3.2× 1.5+2.5)÷ 1.6
97.6- 1.6÷4 5.38+7.85-5.37
08.7.2÷0.8- 1.2×5
99.6.5×(4.8- 1.2×4)
100.5.8×(3.87-0. 13)+4.2×3.74
10 1.32.52-(6+9.728÷3.2)×2.5
102.[(7. 1-5.6)×0.9- 1. 15] ÷2.5
103.5.4÷[2.6×(3.7-2.9)+0.62]
104. 12×6÷( 12-7.2)-6
105. 12×6÷7.2-6
106.0.68× 1.9+0.32× 1.9
107.58+370)÷(64-45)
108.420+580-64×2 1÷28
109. 136+6×(65-345÷23)
1 10. 10.75×0.4-5.7
1 1 1. 18. 1+(3-0.299÷0.23)× 1
1 12.(6.8-6.8×0.55)÷8.5
1 13.0. 12× 4.8÷0. 12×4.8
1 14.(3.2× 1.5+2.5)÷ 1.6
1 15.3.2×6+( 1.5+2.5)÷ 1.6
1 16.0.68× 1.9+0.32× 1.9
1 17. 10. 15- 10.75×0.4-5.7
1 18.5.8×(3.87-0. 13)+4.2×3.74
1 19.32.52-(6+9.728÷3.2)×2.5
120.[(7. 1-5.6)×0.9- 1. 15] ÷2.5
12 1.5.4÷[2.6×(3.7-2.9)+0.62]
122. 12×6÷( 12-7.2)-6
123. 12×6÷7.2-6
124.33.02-( 148.4-90.85)÷2.5
125.(25%-695%- 12%)x36
126.4x3÷5+3÷4x2÷5
127.0.35× 1.6+0.35×3.4
128.6.72-3.28- 1.72
129.0.45+6.37+4.55
130.5.4+6.9×3-(25-2.5)
13 1.2×4 1846-620-380
132.4.8×46+4.8×54
133.0.8+0.8×2.5
134. 1.25×3.6×8×2.5- 12.5×2.4
135.28× 12.5- 12.5×20
136.23.65-(3.07+3.65) 137
137.(4+0.4×0.25)8×7× 1.25
138. 1.65×99+ 1.65
139.27.85-(7.85+3.4)
140.48× 1.25+50× 1.25×0.2×8
14 1.7.8×9.9+0.78
142.( 10 10+309+4+68 1+6)× 12
143.3×9 146×782×6×854
144.5. 15×7÷8+6. 1-0.6)
145. 1.2×2.5+0.8×2.5
146. 102×4.5
147.7.8×6.9+2.2×6.9
148.5.6×0.25
149.8×(20- 1.25)
150. 127+352+73+44
15 1.8.9× 1.25-0.9× 1.25
152. 12.5×7.4×0.8
153.9.9×6.4-(2.5+0.24)
154.6.5×9.5+6.5×0.5
155.50+ 160÷40 (58+370)÷(64-45)
156. 120- 144÷ 18+35
157.347+45×2-4 160÷52
158.(58+37)÷(64-9×5)
159.95÷(64-45)
160. 178- 145÷5×6+42
16 1.420+580-64×2 1÷28
162.8 12-700÷(9+3 1× 1 1)
163.( 136+64)×(65-345÷23)
164.85+ 14×( 14+208÷26)
165.(284+ 16)×(5 12-8208÷ 18)
166. 120-36×4÷ 18+35
167.(58+37)÷(64-9×5)
168.(6.8-6.8×0.55)÷8.5
169.0. 12× 4.8÷0. 12×4.8
170.3.2× 1.5+2.5)÷ 1.6
17 1.3.2×( 1.5+2.5)÷ 1.6
172.6- 1.6÷4 5.38+7.85-5.37
173.7.2÷0.8- 1.2×5 6- 1. 19×3-0.43
174.6.5×(4.8- 1.2×4)
175.0.68× 1.9+0.32× 1.9
176. 10. 15- 10.75×0.4-5.7
177.5.8×(3.87-0. 13)+4.2×3.74
178.32.52-(6+9.728÷3.2)×2.5
179.[(7. 1-5.6)×0.9- 1. 15] ÷2.5
180.5.4÷[2.6×(3.7-2.9)+0.62]
There may be a little mistake, please include more, after all, there are too many problems! ! !