四年级数学下口算练习题 (乘法分配律)

口算练习-乘法分配律

题数: 100 姓名: 班级:

181 22 119 22 =

26 317 26 287 =

30 2 30 249 =

102 16 =

197 28 =

33 198 33 148 =

45 98 =

93 98 =

99 101 =

45 201 =

91 99 =

18 97 62 97 =

198 42 =

60 102 =

86 82 86 72 =

126 26 66 26 =

32 201 =

203 21 = 8 118 8 182 = 97 =

69 135 69 95 = 33 97 = 65 3 35 3 = 695 12 625 12 = 9 110 41 110 = 53 201 = 48 198 = 98 86 = 101 =

40 198 40 108 = 521 14 121 14 = 199 32 = 43 97 = 58 102 =

99 13 =

76 17 76 13 = 44 199 = 29 201 = 55 197 =

13 12 13 188 = 37 76 23 76 = 103 41 = 51 99 = 102 29 = 98 71 =

57 39 27 39 = 34 99 =

35 41 35 41 = 199 37 = 19 91 21 91 = 198 37 =

97 21 =

11 624 11 5 =

22 37 8 37 =

44 1 44 84 =

97 79 =

58 22 22 22 =

99 14 =

97 83 =

78 11 22 11 =

325 18 315 18 =

99 76 =

201 44 =

2 43 2 157 =

199 =

129 35 129 15 =

25 199 =

11 556 11 356 =

14 485 14 415 = 131 17 131 43 = 199 12 =

12 713 12 693 = 102 55 = 37 201 = 55 102 = 51 202 =

41 113 41 103 = 203 12 = 102 24 = 19 201 = 35 201 =

52 119 52 109 = 29 202 = 51 199 =

18 97 = 97 49 = 38 197 = 103 39 = 67 99 = 53 199 =

211 21 111 21 = 99 99 = 67 97 = 202 46 = 28 199 = 40 47 40 13 = 23 68 37 68 = 201 34 = 79 23 21 23 = 203 13 =