Four playing cards, eight spades, 12 clubs, nine Zhang Meihua and four hearts. How do you get 2 1? I have never been able to figure out the arithmetic problems of primary school students. Take care of

Four playing cards, eight spades, 12 clubs, nine Zhang Meihua and four hearts. How do you get 2 1? I have never been able to figure out the arithmetic problems of primary school students. Take care of them! 1: 8 ÷ 12 × 9 × 4

2: (8 ÷ 12) × 9 × 4

3: (8 ÷ 12 × 9) × 4

4: ((8 ÷ 12) × 9) × 4

5: 8 ÷ 12 ×(9 × 4)

6: (8 ÷ 12) × (9 × 4)

7: (8 ÷ ( 12 ÷ 9)) × 4

8: 8 ÷ ( 12 ÷ 9) × 4

9: 8 ÷ ( 12 ÷ (9 × 4))

10: 8 ÷ ( 12 ÷ 9 ÷ 4)

1 1: 8 ÷ (( 12 ÷ 9) ÷ 4)

12: 8 ÷ 12 × 4 × 9

13: (8 ÷ 12) × 4 × 9

14: (8 ÷ 12 × 4) × 9

15: ((8 ÷ 12) × 4) × 9

16: 8 ÷ 12 ×(4 × 9)

17: (8 ÷ 12) × (4 × 9)

18: (8 ÷ ( 12 ÷ 4)) × 9

19: 8 ÷ ( 12 ÷ 4) × 9

20: 8 ÷ ( 12 ÷ (4 × 9))

2 1: 8 ÷ ( 12 ÷ 4 ÷ 9)

22: 8 ÷ (( 12 ÷ 4) ÷ 9)

23: 8 × 9 - 12 × 4

24: (8 × 9) - 12 × 4

25: 8 × 9 -( 12 × 4)

26: (8 × 9) - ( 12 × 4)

27: 8 × 9 ÷ 12 × 4

28: (8 × 9) ÷ 12 × 4

29: (8 × 9 ÷ 12) × 4

30: ((8 × 9) ÷ 12) × 4

3 1: (8 × (9 ÷ 12)) × 4

32: 8 × (9 ÷ 12) × 4

33: 8 × (9 ÷ 12 × 4)

34: 8 × ((9 ÷ 12) × 4)

35: 8 × (9 ÷ ( 12 ÷ 4))

36: 8 × 9 ÷( 12 ÷ 4)

37: (8 × 9) ÷ ( 12 ÷ 4)

38: 8 × 9 - 4 × 12

39: (8 × 9) - 4 × 12

40: 8 × 9 -(4 × 12)

4 1: (8 × 9) - (4 × 12)

42: 8 × 9 × 4 ÷ 12

43: (8 × 9) × 4 ÷ 12

44: (8 × 9 × 4) ÷ 12

45: ((8 × 9) × 4) ÷ 12

46: (8 × (9 × 4)) ÷ 12

47: 8 × (9 × 4) ÷ 12

48: 8 × (9 × 4 ÷ 12)

49: 8 × ((9 × 4) ÷ 12)

50: 8 × (9 × (4 ÷ 12))

5 1: 8 × 9 ×(4 ÷ 12)

52: (8 × 9) × (4 ÷ 12)

53: 8 × 4 ÷ 12 × 9

54: (8 × 4) ÷ 12 × 9

55: (8 × 4 ÷ 12) × 9

56: ((8 × 4) ÷ 12) × 9

57: (8 × (4 ÷ 12)) × 9

58: 8 × (4 ÷ 12) × 9

59: 8 × (4 ÷ 12 × 9)

60: 8 × ((4 ÷ 12) × 9)

6 1: 8 × (4 ÷ ( 12 ÷ 9))

62: 8 × 4 ÷( 12 ÷ 9)

63: (8 × 4) ÷ ( 12 ÷ 9)

64: (8 - 4) × 9 - 12

65: ((8 - 4) × 9) - 12

66: 8 × 4 × 9 ÷ 12

67: (8 × 4) × 9 ÷ 12

68: (8 × 4 × 9) ÷ 12

69: ((8 × 4) × 9) ÷ 12

70: (8 × (4 × 9)) ÷ 12

7 1: 8 × (4 × 9) ÷ 12

72: 8 × (4 × 9 ÷ 12)

73: 8 × ((4 × 9) ÷ 12)

74: 8 × (4 × (9 ÷ 12))

75: 8 × 4 ×(9 ÷ 12)

76: (8 × 4) × (9 ÷ 12)

77: 9 × 8 - 12 × 4

78: (9 × 8) - 12 × 4

79: 9 × 8 -( 12 × 4)

80: (9 × 8) - ( 12 × 4)

8 1: 9 × 8 ÷ 12 × 4

82: (9 × 8) ÷ 12 × 4

83: (9 × 8 ÷ 12) × 4

84: ((9 × 8) ÷ 12) × 4

85: (9 × (8 ÷ 12)) × 4

86: 9 × (8 ÷ 12) × 4

87: 9 × (8 ÷ 12 × 4)

88: 9 × ((8 ÷ 12) × 4)

89: 9 × (8 ÷ ( 12 ÷ 4))

90: 9 × 8 ÷( 12 ÷ 4)

9 1: (9 × 8) ÷ ( 12 ÷ 4)

92: (9 × (8 - 4)) - 12

93: 9 × (8 - 4) - 12

94: 9 × 8 - 4 × 12

95: (9 × 8) - 4 × 12

96: 9 × 8 -(4 × 12)

97: (9 × 8) - (4 × 12)

98: 9 × 8 × 4 ÷ 12

99: (9 × 8) × 4 ÷ 12

100: (9 × 8 × 4) ÷ 12

10 1: ((9 × 8) × 4) ÷ 12

102: (9 × (8 × 4)) ÷ 12

103: 9 × (8 × 4) ÷ 12

104: 9 × (8 × 4 ÷ 12)

105: 9 × ((8 × 4) ÷ 12)

106: 9 × (8 × (4 ÷ 12))

107: 9 × 8 ×(4 ÷ 12)

108: (9 × 8) × (4 ÷ 12)

109: 9 ÷ 12 × 8 × 4

1 10: (9 ÷ 12) × 8 × 4

1 1 1: (9 ÷ 12 × 8) × 4

1 12: ((9 ÷ 12) × 8) × 4

1 13: 9 ÷ 12 ×(8 × 4)

1 14: (9 ÷ 12) × (8 × 4)

1 15: (9 ÷ ( 12 ÷ 8)) × 4

1 16: 9 ÷ ( 12 ÷ 8) × 4

1 17: 9 ÷ ( 12 ÷ (8 × 4))

1 18: 9 ÷ ( 12 ÷ 8 ÷ 4)

1 19: 9 ÷ (( 12 ÷ 8) ÷ 4)

120: 9 ÷ 12 × 4 × 8

12 1: (9 ÷ 12) × 4 × 8

122: (9 ÷ 12 × 4) × 8

123: ((9 ÷ 12) × 4) × 8

124: 9 ÷ 12 ×(4 × 8)

125: (9 ÷ 12) × (4 × 8)

126: (9 ÷ ( 12 ÷ 4)) × 8

127: 9 ÷ ( 12 ÷ 4) × 8

128: 9 ÷ ( 12 ÷ (4 × 8))

129: 9 ÷ ( 12 ÷ 4 ÷ 8)

130: 9 ÷ (( 12 ÷ 4) ÷ 8)

13 1: 9 × 4 × 8 ÷ 12

132: (9 × 4) × 8 ÷ 12

133: (9 × 4 × 8) ÷ 12

134: ((9 × 4) × 8) ÷ 12

135: (9 × (4 × 8)) ÷ 12

136: 9 × (4 × 8) ÷ 12

137: 9 × (4 × 8 ÷ 12)

138: 9 × ((4 × 8) ÷ 12)

139: 9 × (4 × (8 ÷ 12))

140: 9 × 4 ×(8 ÷ 12)

14 1: (9 × 4) × (8 ÷ 12)

142: 9 × 4 ÷ 12 × 8

143: (9 × 4) ÷ 12 × 8

144: (9 × 4 ÷ 12) × 8

145: ((9 × 4) ÷ 12) × 8

146: (9 × (4 ÷ 12)) × 8

147: 9 × (4 ÷ 12) × 8

148: 9 × (4 ÷ 12 × 8)

149: 9 × ((4 ÷ 12) × 8)

150: 9 × (4 ÷ ( 12 ÷ 8))

15 1: 9 × 4 ÷( 12 ÷ 8)

152: (9 × 4) ÷ ( 12 ÷ 8)

153: 4 × 8 ÷ 12 × 9

154: (4 × 8) ÷ 12 × 9

155: (4 × 8 ÷ 12) × 9

156: ((4 × 8) ÷ 12) × 9

157: (4 × (8 ÷ 12)) × 9

158: 4 × (8 ÷ 12) × 9

159: 4 × (8 ÷ 12 × 9)

160: 4 × ((8 ÷ 12) × 9)

16 1: 4 × (8 ÷ ( 12 ÷ 9))

162: 4 × 8 ÷( 12 ÷ 9)

163: (4 × 8) ÷ ( 12 ÷ 9)

164: 4 × 8 × 9 ÷ 12

165: (4 × 8) × 9 ÷ 12

166: (4 × 8 × 9) ÷ 12

167: ((4 × 8) × 9) ÷ 12

168: (4 × (8 × 9)) ÷ 12

169: 4 × (8 × 9) ÷ 12

170: 4 × (8 × 9 ÷ 12)

17 1: 4 × ((8 × 9) ÷ 12)

172: 4 × (8 × (9 ÷ 12))

173: 4 × 8 ×(9 ÷ 12)

174: (4 × 8) × (9 ÷ 12)

175: 4 ÷ 12 × 8 × 9

176: (4 ÷ 12) × 8 × 9

177: (4 ÷ 12 × 8) × 9

178: ((4 ÷ 12) × 8) × 9

179: 4 ÷ 12 ×(8 × 9)

180: (4 ÷ 12) × (8 × 9)

18 1: (4 ÷ ( 12 ÷ 8)) × 9

182: 4 ÷ ( 12 ÷ 8) × 9

183: 4 ÷ ( 12 ÷ (8 × 9))

184: 4 ÷ ( 12 ÷ 8 ÷ 9)

185: 4 ÷ (( 12 ÷ 8) ÷ 9)

186: 4 ÷ 12 × 9 × 8

187: (4 ÷ 12) × 9 × 8

188: (4 ÷ 12 × 9) × 8

189: ((4 ÷ 12) × 9) × 8

190: 4 ÷ 12 ×(9 × 8)

19 1: (4 ÷ 12) × (9 × 8)

192: (4 ÷ ( 12 ÷ 9)) × 8

193: 4 ÷ ( 12 ÷ 9) × 8

194: 4 ÷ ( 12 ÷ (9 × 8))

195: 4 ÷ ( 12 ÷ 9 ÷ 8)

196: 4 ÷ (( 12 ÷ 9) ÷ 8)

197: 4 × 9 × 8 ÷ 12

198: (4 × 9) × 8 ÷ 12

199: (4 × 9 × 8) ÷ 12

200: ((4 × 9) × 8) ÷ 12

20 1: (4 × (9 × 8)) ÷ 12

202: 4 × (9 × 8) ÷ 12

203: 4 × (9 × 8 ÷ 12)

204: 4 × ((9 × 8) ÷ 12)

205: 4 × (9 × (8 ÷ 12))

206: 4 × 9 ×(8 ÷ 12)

207: (4 × 9) × (8 ÷ 12)

208: 4 × 9 ÷ 12 × 8

209: (4 × 9) ÷ 12 × 8

2 10: (4 × 9 ÷ 12) × 8

2 1 1: ((4 × 9) ÷ 12) × 8

2 12: (4 × (9 ÷ 12)) × 8

2 13: 4 × (9 ÷ 12) × 8

2 14: 4 × (9 ÷ 12 × 8)

2 15: 4 × ((9 ÷ 12) × 8)

2 16: 4 × (9 ÷ ( 12 ÷ 8))

2 17: 4 × 9 ÷( 12 ÷ 8)

2 18: (4 × 9) ÷ ( 12 ÷ 8)