苏教版二年级数学下册口算练习题

1、(1) 113 + 325 =(1) 5 × 3 × 3 =(1) 12 + 30 = (1) 9 ÷ 3 =(2) 36 + 30 =(2)76 + 6× 10 =(3) 83 + 84 =(3)98 + 5× 8 =(4) 30 + 17 =(4)39 + 2× 8 =(5) 40 + 25 =(5)57 + 5× 2 =(6) 60 + 61 =(6) 23 + 5 × 10 =(7) 4 + 30 =(7)73 + 3× 9 =(8) 97 + 13 =(8)8 + 9× 7 =(9)

2、17 + 80 =(9)81 + 6× 8 =(10) 10 + 16 =(10) 93 + 8× 3 =(11) 6 × 7 +90 =(11) 54 - 20 =(11) 5(12) 9 × 7 + 16 =(12) 85 - 81 =(13) 9 × 6 + 76 =(13) 67 - 55 =(14) 7 × 1 +11 =(14)99 - 25 =(15) 1 × 10 + 92 =(15) 56 - 49 =(16) 1 × 10 + 78 =(16) 46 - 4 =(17) 4 × 2 +

3、6 =(17) 58 - 4 =(2) 80 + 57 =(2)42 + 6× 4(3) 44 + 24 =(3)76 + 2× 3(4) 69 + 29 =(4)30 + 1× 10(5) 98 + 55 =(5)34 + 2× 3(6) 34 + 74 =(6)4 + 9× 10(7) 24 + 67 =(7)40 + 9× 5(8) 12 + 9 = (8) 17+ 2 × 2(9) 93 + 40 =(9)17 + 10× 2(10) 37 + 62 =(10)92 + 1× 9 =×

4、4 + 43 =(11) 42 - 39 =(12) 3 × 3 + 67 =(12) 54- 39 =(13) 9 × 10 + 2 =(13) 98- 96 =(14) 8 × 2 + 64 =(14) 39 -16 =(15) 1 × 4 + 72 =(15) 92- 65 =(16) 1 × 2 + 87 =(16) 74 -14 =(17) 5 × 4 + 29 =(17) 43- 33 =(18) 9 × 1 + 91 =(18) 44 - 5 =(18) 3 × 6 + 37 =(18) 100 -

5、5 =(19) 9× 10 + 71 =(19 ) 100 - 18 =(19) 4× 9 + 83 =(19) 36 - 15(20) 9× 1 + 20 =(20) 93 - 25 =(20) 9× 9 + 64 =(20) 69 - 23 =二年级数学下册口算练习题 2(1) 69 + 51 =1) 46 + 8 × 2 =(1) 96 + 54 = (1) 51 + 2(2) 24 + 51 =(2) 7 + 2× 7 =(2) 31 + 90(3) 80 + 69 =(3) 65 + 4× 5 =(3) 71 +

6、14 =(2)28 + 9× 4(3)45 + 4× 8(4) 3 + 56 = (4) 100 + 5× 9 =(4) 86 + 9 =(4) 43 + 6 × 4 =(5) 34 + 97 = (5) 29 + 2(5) 59 + 66 = (5) 60 + 1× 10 =(6) 83 + 87 = (6) 19 + 9(6) 53 + 7 = (6) 89 + 3× 10 =(7) 18 + 86 = (7) 70 + 10(7) 74 + 54 =(7) 26 + 5 × 9 =(8) 95 + 8 = (8) 2

7、+ 2× 10 = (8) 23 + 35 =(8) 12 + 6(9) 35 + 26 = (9) 94 + 2× 5 =(9) 58 + 28 =(9) 44 + 9(10) 38 + 82 =(10) 95 + 2× 9 =(10) 39 + 99 = (10) 9 + 3× 10 =(11) 2 × 5 + 97 =(11) 55 - 30 =(11) 1× 9 + 72 =( 11 ) 96 - 7 =(12) 5 × 8 + 26 = (12) 86- 8 = (12) 3× 6 + 18 =(12)

8、59 - 4 =× 4 + 8 =(13) 62 - 17 =(13) 1 × 5 + 26 = (13) 47- 32 =× 10 + 7 =(14) 75 - 60 =(14) 5 × 4 + 38 = (14) 76- 68 =× 8 + 46 =(15) 71- 17 = (15) 2 × 3 + 22 = (15) 91- 32 =× 5 + 58 =(16) 16 - 3 =(16) 10 × 1 + 79 =× 2 + 16 =(17) 36 - 16 =× 2 + 63 =(18

9、 ) 83 - 33 =× 1 + 19 =(19) 68 - 30 =× 6 + 43 =(20) 73 - 51 =(16) 94- 16 =(17) 91- 83 =(18) 76- 5 =(19) 62- 27(20) 17- 2 =(17) 6 × 5 + 23 =(18) 10 × 5 + 28 =(19) 2 × 9 + 34 =(20) 2 × 4 + 48 =+ 381 =+ 104 =+ 244 =+ 228 =+ 126 =二年级数学下册口算练习题 3(1) 10× 3 × 9 =( 1) 7

10、8 + 37 =(1) 35÷ 5(2) 1× 3 × 8 =(2) 32 + 55 =(2) 27÷ 3(3) 9 × 3 × 2 =(3) 36 + 38 = (3) 35(4) 9(4) 22 + 88 = (4) 4(5) 6(5) 44 + 96 = (5) 35(13) 3(14) 6(15) 5(16) 7(17) 2(18) 3(19) 8(20) 3(1) 150(2) 320(3) 287(4) 353(5) 252(6) 376 + 303 = (6) 9× 8 × 1 =(6) 4 + 61

11、 = (6) 20÷ 4(7) 161 + 121 = (7) 6(7) 72 + 27 = (7) 48(8) 287 + 107 = (8) 8(8) 35 + 35 = (8) 36(9) 384 + 197 = (9) 2(10) 398 + 306 = (10) 7(9) 82 + 45 =(9) 80(10) 96 + 29 =(10) 49÷ 10(11) 3 × 5 + 6 9 =(11) 81 -50 = (11) 2× 10 + 62 = (11) 91 - 54 =(12) 7 × 6 + 48 = (12) 47- 2

12、= (12) 3× 6 + 39 =(12) 99 - 74 =(13) 10 × 7 + 85 = (13) 58- 27 =(13) 9 × 6 + 33 =(13) 70 - 23 =(14) 10× 6 + 28 =(14) 45- 25(15) 7× 8 + 35 =(15) 44- 9 =(16) 1× 3 + 22 =(16) 57- 3 =(14) 4 × 3 + 97 = (14) 90 - 1 =(15) 6× 8 + 89 =(15)67 -26(16) 5 × 9 + 38 =(1

13、6)74- 4(17) 3× 6 + 97 =(17) 78(18) 6× 6 + 56 =(18) 8947 =(17) 4× 5 + 20 =(17) 92- 2951 =(18) 5× 3 + 45 =(18) 81- 46(19) 4 × 10 + 69 =(19) 100 - 6 =(19) 10 × 9 + 35 = (19) 38- 34 =(8) 387 + 388(20) 5 × 8 +90 =(20) 30- 13 =(20) 7 ×7 + 36 = (20) 88- 46 =二年级数学下册口算

14、练习题4= (1)3× 4 × 6 =(1) 32 + 98 =( 1) 42 ÷ 6= (2)1× 7 × 9 =(2) 57 + 59 =(2) 18÷ 2= (3)8× 2 × 10 =(3) 73 + 31 =(3) 10÷ 5= (4)4 × 9 × 3 =(4) 40 + 40 =(4) 72÷ 9= (5)2× 7 × 5 =(5) 61 + 6 =(5) 10÷ 1= (6)9× 10 × 7 =(6) 29

15、+ 67 =(6) 35÷ 7= (7)1× 6 × 3 =(7) 2 + 87 =(7) 56÷ 8= (8)2× 6 × 3 =(8) 27 + 58 =(8) 40÷ 10(1) 117 + 142(2) 112 + 241(3) 248 + 382(4) 164 + 309(5) 122 + 164(6) 216 + 320(7) 340 + 107(9) 173 + 315 = (9) 2× 10 × 3 =(9) 20 + 84 =(9) 12÷ 2(10) 209 + 283 =(

16、10) 3 × 10× 1 =(10) 76 + 19 =(10) 54÷ 9（11）6 × 9 + 54=(11) 64 - 27 =(11) 8× 10 + 26 =(11) 45 - 28 =(12) 8× 9 + 65= (12) 80 - 1 =(12) 9× 5 + 5 =(12) 57- 53 =(13) 8× 6 + 99 =(13) 94 - 77 =(13) 2× 6 + 96 =(13) 46- 13 =(14) 8× 2 + 72 =(14) 70 - 13 =(14)

17、1× 6 + 63 =(14) 89 - 68 =(15) 3× 6 + 53 =(15) 65 - 36 =(15) 4× 7 + 67 =(15) 76- 49(16) 10× 8 + 99 =(16) 52 - 21 =(16) 8× 2 + 90 =(16) 69- 64(17) 6× 6 + 40 =(17) 35 - 12 =(17) 9× 7 + 80 =(17) 93- 65(18) 8× 6 + 93 =(18) 60 - 47 =(18) 7× 7 + 19 =(18) 86- 31(

18、19) 3× 7 + 20 =(19) 69 - 16 =(19) 9× 7 + 98 =(19) 49- 33(20) 6× 4 + 79 =(20) 72 -29 =(20) 10× 7 + 40 =(20) 46- 9 =二年级数学下册口算练习题5(1) 364 + 305 =(1) 1 × 10× 8 =(1) 98 + 7 =(1) 70÷ 10(2) 280 + 381 =(2) 8× 10 × 7 =(2) 78 + 68 = (2) 70÷ 7÷ 5(3) 287 +

19、244 =(3) 9(3) 36 + 38 = (3) 35(4) 353 + 228 =(4) 9(4) 22 + 88 = (4) 4(5) 168 + 167 =(5) 3(5) 77 + 56 = (5) 2(6) 155 + 120 =(6) 2(6) 90 + 8 = (6) 40(7) 133 + 317 =(7) 6 × 5 × 3 =(7) 17 + 52 = (7) 6 ÷ 6 =(8) 196 + 195 =(8) 8(8) 36 + 100 =(8) 48(9) 301 + 357 =(9) 10(9) 99 + 80 = (9) 10(1

20、0) 297 + 258 =(10) 7 × 1 × 6 =(10) 3 + 64 = (10) 27(11) 8 × 1 + 6 =(12) 5 × 6 + 87 =(13) 7 × 9 + 86 =（11）81 - 20 =(11) 9× 5 + 2 =(11) 68 - 57 =(12) 56- 14 =(12) 1× 9 + 54 =(12) 74 - 54 =(13) 95- 19 =(13) 4× 2 + 4 =(13) 91 - 29(14) 75- 55 =(14) 5× 10 + 48

21、=(14) 68 - 35 =(14) 2 × 4 + 38 =(15) 6 × 2 + 75 = (15) 55(15) 7 × 8 + 53 =(15) 69 - 34 =(16) 3 × 7 + 5 = (16) 77- 64 =(16) 4 × 10 + 83 =(16) 45 - 23 =(17) 7 × 1 + 99 = (17) 25(17) 5 × 6 + 71 =(17) 50 - 9 =(18) 7 × 4 + 64 =(18) 80 - 56 =(18) 6 × 7 + 17 =(1

22、8) 65 - 7 =(19) 8 × 7 + 36 = (19) 88- 10 =(19) 1 × 7 + 9 =(19) 76 - 54 =(20) 6 × 2 + 11 = (20) 31- 16 =(20) 4 × 4 + 100 =(20) 58 - 41 =(1 ) 199 + 258 = (1) 5二年级数学下册口算练习题 6× 2 × 9 =(1) 51 + 78 =(1) 4(2) 187 + 117 = (2) 3× 10 × 10 =(2) 12 + 3 = (2) 24(3) 274 + 2

23、38 = (3) 9(3) 7 + 17 =(3) 90 ÷ 9(4) 304 + 198 = (4) 4(4) 21 + 18 = (4) 72(5) 349 + 266 = (5) 4(5) 65 + 59 = (5) 15(7) 130 + 343 = (7) 6× 10 × 6 =(7) 56 + 91 = (7) 63(6) 370 + 154 = (6) 6× 8 × 5 =(6) 3 + 4 = (6) 5÷ 1 =(8) 292 + 128 = (8) 7× 3 × 1 =(8) 53 + 6 =(

24、8) 18÷ 9(20) 3 × 1 + 13 = (20) 35 - 11 =(9) 338 + 124 =(9) 10× 5× 4 =(10) 388 + 239 =(10) 8× 3× 2 =(11) 8× 1 + 34 =(11) 100 - 17 =(12) 10× 7 + 13 =(12) 52 -43 =(13) 4× 3 + 51 =(13) 80- 16 =(14) 5× 5 + 80 =(14) 62 -9 =(15) 4× 10 + 95 =(15) 62- 57

25、 =(16) 6× 5 + 25 =(16) 35- 26 =(17) 3× 4 + 67 =(17) 98 -95 =(18) 7× 10 + 75 =(18) 77 -10 =(19) 7× 9 + 29 =(19) 22 -4 =(20) 2× 3 + 10 =(20) 74- 37 =(9) 86 + 78 =(9) 10÷ 1(10) 8 + 37 =(10) 6÷ 111) 6 × 1 + 68 =(11) 85 - 5 =(12) 9 × 9 + 5 = (12) 30 - 10 =(13)

26、 10 × 3 + 33 = (13) 88 - 11 =(14) 4 × 3 + 27 = (14) 16 - 1 =(15) 8 × 9 + 49 = (15) 96 - 62 =16) 2 × 1 + 29 = (16) 35 - 21 =(17) 3 × 1 + 14 = (17) 92 - 21 =(18) 4 × 7 + 42 = (18) 36 - 1 =(19) 4 × 2 + 60 = (19) 44 - 41 =二年级数学下册口算练习题 7(1) 320 + 279 =1) 10 × 6 

27、15; 4 =(1) 78 + 48 = (1) 2÷ 2 =÷ 1 =(2) 344 + 256 =(2) 3 × 3 × 8 =(2) 43 + 41 = (2) 8(3) 397 + 302 = (3) 5(3) 11 + 68 =(4) 307 + 117 = (4) 5× 10 × 10 =(4) 70 + 49 =(5) 147 + 342 = (5) 4(5) 51 + 90 =(6) 351 + 244 = (6) 9× 10 × 4 =(6) 41 + 25 =(7) 169 + 119 =(7)

28、 5 × 4 × 5 =(7) 51 + 33 =(8) 196 + 145 =(8) 8 × 9 × 4 =(8) 80 + 25 =(9) 101 + 141 = (9) 3(9) 67 + 14 =(10) 164 + 219 = (10) 5(10) 11 + 14 =(3) 5 ÷ 5 =(4) 8 ÷ 8 =(5) 28 ÷ 7 =(6) 16 ÷ 4 =(7) 3 ÷ 3 =(8) 5 ÷ 5 =(9) 1 ÷ 1 =(10) 16 ÷ 8 =(11) 6

29、15; 9 + 41 =(11) 21 - 11 =(11) 3(12) 8× 1 + 75 =(12) 91- 2 = (12) 4× 3 + 10 =（ 11）63 - 8× 2 + 11 =(12) 70- 3(13) 1 × 7 + 97 =(13) 98 - 52 =(13)3× 8 + 92 =(13) 99- 75(14)4× 1 + 86 =(14) 97- 54(14) 8 × 4 + 36 = (14) 85- 15 =(15) 9 × 10 + 85 = (15)86 - 31 =(15) 5

30、 × 8 + 16 =(15) 56 - 55 =(16) 2 × 10 + 66 =(16) 26 - 25 =(16) 3 × 8 + 35 = (16) 65- 31 =(17) 4 × 10 + 11(18) 1 × 2 + 75 =(19) 3 × 3 + 66 =(20) 7 × 8 + 71 =(17) 51- 47 =(17) 1 × 7 + 45 =(17) 68- 43(18) 90- 89 =(18)10 × 2 + 49 =(18) 29- 15(19) 25- 18 =(19)

31、3× 8 + 76 =(19) 79 - 21=(20) 56- 45 =(20) 9× 1 0 + 65 =(20) 89 - 20 =二年级数学下册口算练习题 8(1) 111 + 188 =(1) 6 × 3 × 4 =1) 13 + 21 = (1) 30(2) 149 + 386 =(2) 1 × 4 × 7 =(2) 21 + 27 =(2) 1 ÷ 1 =(3) 342 + 172 =( 3) 2 × 3 × 1 =(3) 27 + 38 =(3) 30 ÷ 3 =(4) 280

32、+ 339 =(4) 4 × 4 × 5 =(4) 52 + 92 =(4) 18 ÷ 3 =(5) 207 + 181 =(5) 3 × 5 × 3 =(5) 96 + 23 = (5) 2(6) 245 + 281 =(6) 8 × 5 × 7 =(6) 58 + 44 =(7) 241 + 123 =(7) 7 × 10 × 4 =(7) 52 + 61 =(8) 269 + 311 =(8) 7 × 6 × 8 =(8) 1 + 30 =(6) 10 ÷ 5 =(7)

33、 56 ÷ 7 =(8) 16 ÷ 4 =(9) 32 ÷ 8 =(9) 140 + 327 =(9) 5 × 2 × 4 =(9) 57 + 48 =(10) 178 + 221 =(10) 5 × 7 × 10 =(10) 91 + 48 =(10) 25 ÷ 5 =(11) 6 × 8 + 19 = (11) 61 - 12 =(11) 3 × 3 + 80 = (11) 100- 2 =(12) 4(13) 4(14) 7(15) 4(16) 6(17) 8(18) 10(19) 10(

34、20) 5(1) 276(2) 243(3) 387(4) 354(5) 119(12) 3 × 5 + 1 =(12) 71× 1 + 38 = (12) 78 - 58 =× 2 + 41 = (13) 42- 14 =(13) 6 × 6 + 5 = (13) 16- 10 =× 5 + 43 =(14) 31 - 14 =× 1 + 14 =(15) 65- 37 =× 3 + 76 =(16) 96- 55 =× 1 + 88 =(17) 95- 20 =(17) 1× 1 + 17 =(18)

35、 81- 5 =× 9 + 6 =(19) 54- 26 =(19× 2 + 80 =(20) 83- 29 =(20) 6(14) 3 × 6 + 12 = (14) 80 - 47 =(15) 5 × 10 + 91 = (15) 33 - 5 =(16) 7× 4 + 10 =( 16) 9667 =× 1 + 71 =(17) 96- 94(18) 3× 6 + 3 =(18) 95- 22) 6× 4 + 18 =(19) 47- 3 =× 8 + 70 =(20) 95- 69+ 109 =

36、(5) 9× 7 × 4 =(5) 24 + 47 =(5) 28÷ 7 =(6)381+283 =(6)2×9×2 =(6) 62 + 67 =(6)20÷ 2 =二年级数学下册口算练习题 9+ 337 = (1) 1× 10 × 10 =(1) 19 + 57 =1)72 ÷ 9 =+ 180 = (2)9 × 3 × 7 = (2)73 + 62 = (2) 24+ 362 = (3) 6(3) 73 + 63 =+ 227 = (4) 9(4) 47 + 53 =÷

37、3 =(3) 36÷ 4 =(4) 30 ÷ 3 =(7) 248 + 268 =(7) 1 ×10 × 8 =(7)88 + 46 =(7) 60÷ 6(8) 350 + 138 =(8) 3 ×10 × 8 = (8)75 + 68 =(8) 40÷ 4 =(9) 100 + 184 =(9) 5 ×5 × 8 = (9)70 + 26 =(9) 8÷ 8 =(10) 106 + 129 =(10) 10× 10 × 5 =(10) 26 + 68 =(10)

38、35÷ 5 =(11 ) 1 * 10 + 53= (11) 55 + 248 =(11) 4 * 8 + 73= (11) 77 - 59 =(12) 6 * 1 + 15 =(12) 223 + 157 =(12) 3 * 8 + 75 =(12) 785 =(13) 5 * 1 + 85 =(13) 275 + 246 =(13) 10 * 2 + 80 =(13) 17- 11 =(14) 3 * 8 + 76 =(14) 303 + 188 =(14) 5 * 9 + 81 =(14) 5754 =(15) 6 * 6 + 6 =(15) 101 + 189 =(15) 6

39、 * 4 + 99 =(15) 29 -1 =(16) 7 * 3 + 93 =(16) 201 + 136 =(16) 8 * 5 + 93 =(16) 3213 =(17) 5 * 4 + 40 =(17) 100 + 266 =(17) 4 * 8 + 88 =(17) 236 =(18) 8 * 3 + 83 =(18) 64 + 101 =(18) 9 * 4 + 12 =(18) 80 -12 =(19) 5 * 6 + 26 =(19) 70 + 275 =(19) 4 * 1 + 24 =(19) 26 -8 =(20) 2 * 8 + 1 =(20) 321 + 239 =(

40、20) 7 * 8 + 76 =(20) 91 -70 =二年级数学下册口算练习题 10(2) 369 + 165 =(2) 9× 1× 4 =(2)41 + 11 =(2)20÷ 10(3) 114 + 126 =(3) 9× 2× 2 =(3) 5 + 92 =(3)7÷ 1 =(4) 330 + 203 =(4) 6× 3× 5 =(4)10 + 36 =(4)49÷ 7(5) 238 + 359 =(5) 8× 2× 4 =(5)51 + 93 =(5)70÷ 10(

41、6) 166 + 264 =(6) 5× 9× 4 =(6) 36 + 53=(6)42÷ 6(7) 317 + 120 =(7) 5× 6× 4 =(7)64 + 58 =(7)27÷ 3(8) 369 + 236 =(8) 3× 7× 7 =(8)47 + 4 =(8)27÷ 3(9) 297 + 187 =(9) 10× 8× 10 =(9)93 + 22 =(9)56÷ 7(10) 247 + 265 =(10) 6× 1× 5 =(10)11 +

42、 20 =(10) 4÷ 1=(11) 7 * 4 + 61 =（ 11）158 + 173 =(11)3 * 1 + 18 =(11) 73 - 26 =(12) 4 * 3 + 51 =(12) 60 + 304 =(12) 7 * 3 + 57 =(12) 80 -58 =(13) 1 * 6 + 37 =(13) 81 + 149 =(13) 3 * 8 + 66 =(13) 41 -8 =(14) 6 * 3 + 40 =(14) 321 + 321 =(14) 8 * 5 + 52 =(14) 78 -33 =(15) 4 * 2 + 55 =(15) 233 + 333

43、 =(15) 3 * 6 + 42 =(15) 33- 7 =(16) 7 * 1 + 93 =(16) 196 + 302 =(16) 2 * 1 + 6 =(16) 78 -70 =(17) 5 * 8 + 64 =(17) 335 + 159 =(17) 10 * 10 + 10 =(17) 82 - 24(18) 5 * 10 + 85 =(18) 245 + 311 =(18) 8 * 4 + 75 = (18) 73 - 3 =(20) 5 *8 + 64 =(20) 346 + 59 =(20) 10* 5 + 76 =(20) 99 - 93二年级数学下册口算练习题11(1)

44、154 + 180 =(1) 9×10× 8 =(1) 12 + 93 =(1) 2÷ 1(2)275+ 354 =(2) 5×7×5 =(2)84 + 68 =(2)36÷ 9(3)353+ 116 =(3) 5×7×7 =(3)77 + 18 =(3)6÷ 6 =(4)213+ 230 =(4) 10× 1× 8 =(4) 25 + 72 =(4) 56÷ 7(5)284+ 115 =(5) 8×9×6 =(5)65 + 71 =(5)36÷

45、 9(6)357+ 221 =(6) 2×9×1 =(6)56 + 76 =(6)63÷ 7(7)204+ 325 =(7) 3×2×1 =(7)40 + 36 =(7)9÷ 1 =(8)298+ 220 =(8) 2×1×2 =(8)52 + 95 =(8)40÷ 10(9)363+ 318 =(9) 9×8×7 =(9)16 +61 = (9) 9÷ 1 =(10) 140+ 389 =(10) 8×5×3 =(10) 72 + 74 =(10) 3&

46、#247; 3 =(19) 2 * 8 + 48 = (19) 97 + 290 =(19) 8 * 6 + 59 = (19) 69 - 54 =(11) 6 * 1 + 27 =(12) 5 * 1 + 30 =(13) 9 * 1 + 30 =(14) 1 * 1 + 18 =(15) 9 * 3 + 31 =(16) 3 * 7 + 72 =(17) 7 * 5 + 52 =(18) 1 * 1 + 12 =(19) 10 * 4 + 64 =(20) 5 * 10 + 75 =(11) 255 + 55 =(12) 147 + 205 =(12)6 * 4 + 13 =(13) 27

47、2 + 258 =(13)9 * 5 + 70 =(14) 160 + 218 =(14)2 * 7 + 23 =(15) 190 + 190 =(15)10 * 5 + 67(16) 271 + 281 =(16)8 * 1 + 18 =(17) 289 + 310 =(17)9 * 8 + 26 =(18) 310 + 248 =(18)6 * 9 + 27 =(19) 94 + 329 =(19)6 * 3 + 14 =(20) 257 + 119 =(20)10 * 6 + 66(12) 29 - 1 =(13) 79 - 49 =(14) 17 - 8 =(15) 19 - 9 =(

48、16) 61 - 19 =(17) 97 - 54 =(18) 33 - 23 =(19) 80 - 72 =11) 2 * 5 + 92 = (11) 39 - 17 =(20) 88 - 61 =(1) 218 + 388 =二年级数学下册口算练习题 121) 4 × 6 × 6 = (1) 6 + 25 = (1) 28(2) 342 + 138 =(3) 202 + 340 =(4) 111 + 365 =(2) 2× 9 × 5 =(2) 32 + 54 =(2) 20÷ 4(3) 10× 2 × 1 =(3) 1

49、8 + 95 =(3) 3÷ 1 =(4) 9× 5 × 6 =(4) 81 + 51 =(4) 4÷ 1 =(5) 9× 7 × 5 =(5) 11 + 33 =(5) 20÷(5) 158 + 125 =(6) 175 + 326 =(6) 10× 2× 3 =(6)5 + 10 =(6)81÷ 9(7) 242 + 194 =(7) 3× 7× 5 =(7)65 + 77 =(7)56 ÷ 8(8) 293 + 315 =(8) 9× 1×

50、 6 =(8)50 + 26 =(8)27÷ 9(9) 125 + 350 =(9) 9× 5× 4 =(9)35 + 41 =(9)8÷ 1 =(10) 331 + 300 =(10) 4× 4× 7 =(10) 4 + 61 =(10) 25 ÷ 5(18) 3 * 9 + 36 =(18) 212+319 =(18)6 * 2+65 =(18)74 - 42 =(11) 4 * 911 =(11) 196 + 91 =(11)8 * 6 + 61 =11) 47 - 38 =(12) 2 * 681 =(12) 79

51、+ 291 =(12)4 * 6 + 63 =(12)73 - 50 =(13) 2 * 433 =(13) 143 + 186 =(13)7 * 5 + 50 =(13)74 - 62 =(14) 4 * 5(14) 192 + 233 =(14)4 * 4 + 79 =(14)59 - 5 =(15) 8 * 249 =(15) 223256 =(15)42 =(15)29 - 27 =(16) 8 * 699 =(16) 255104 =(16)53 =(16)76 - 58 =(17) 3 * 10 + 7 =(17) 166302 =(17)87 =(17)85 - 6 =(19)

52、6 * 6 + 22 = (19) 310 + 300 =(19) 2 * 10 + 66 = (19) 35 - 25 =(13) 3 * 8 + 7 =(20) 8 * 9 + 51 =(20) 91 + 136 = (20) 1 * 7 + 16 = (20) 55 - 41 =(1) 155 + 324 =(2) 269 + 330 =(3) 272 + 227 =(4) 366 + 391 =(5) 399 + 335 =(6) 281 + 304 =(7) 236 + 368 =(8) 334 + 180 =(9) 320 + 233 =(10) 249 + 115 =(11) 10 * 3 + 69 =(12) 10 * 9 + 79 =二年级数学下册口算练习题 13(1) 10×10 × 8 =（1）100 + 32 =(1) 7÷ 7(2) 1× 5× 6 =(2) 56 + 52 =(2) 10÷ 1(3) 7× 1