二年级口算练习题
11 = 23= 56+6= 42-8=61=
126 =87 = 99 =819= 639 =
306= 189 = 2 43= 84= 22 =
42= 13+8 = 42+8= 305=47 =
328 = 81=49= 648= 67 =
53= 45 = 7+6 = 5+5 =84 =
64 =46 = 7+28 = 55=123 =
27= 87=79= 29=486=
546 = 273 =819 = 164= 405 =
35=54 =9+19 =46-8=366 =
57 =83 =44 = 61 =8+16=
22-4 = 164 = 77= 58 = 488 =
25= 63 = 70-7 = 47-9= 122=
71 = 36 = 23-8= 72-5 = 39-30 =
204 = 497 = 324 = 459 = 426 =
728 = 357 = 95 = 217 = 90-9=
66 = 45+5= 96-6 = 50+27 = 305 =
14 = 6+51= 96-9 = 75-50 = 186 =
45 = 86 = 273 = 217= 88 =
82 = 15 = 6+57 = 15-8 = 63+9 =
55 = 57= 85 = 96= 91= 39 =
89= 488= 33= 92-8 = 9+9 =
63-9 = 153 = 306 =213 =
34 = 80-6 = 12-6= 100-90 = 255=
24 = 100-40= 20+20 = 73-8 = 246 = 426=
78 = 87-9 = 568 = 328 = 306= 42-7 =
52 = 40+5 = 4+50 =
36-8 = 183 = 183= 567 = 369 = 43-9 =
98 = 66+8 = 82 = 246 =
62 = 5+70 = 70-20 = 42-6 = 155 =
65 = 95-9= 100-10= 42-5 = 59 = 55-6= 32 =
40-4 = 5+20 = 40+7 = 93 = 57 = 48 = 32-4= 568 =
0+89 = 27+9 = 76-0 = 51= 30-3 = 40+7 = 70+25 =
61 = 217 = 28 = 88 = 40-5 = 664= 56-9 = 637 =
55= 100-50= 47-8 = 75-70= 205 = 18+6 = 56 =
50-5 = 43-5 = 90-5 = 105 = 213 = 77+8 = 55-6 = 293 =
56+9= 102 = 86 = 648= 44-7 =
4272= 1687= 427 = 58+8 =
63-9= 43+8 = 100-90+6 = 228 =
16+12 = 55-20 = 46+6 = 74-8+9=
63+8 = 1238 = 12-9 = 236 =
824 = 34+7= 36+4 = 22+30=
64+10= 43-7= 65-20+9= 36-4 =
5675 = 664= 6488 = 2733=
苏教版小学二年级口算练习题：25+17 = 25-9+50 = 45+9-7 = 386=