二年级下册数学口算练习题1500题上课讲义.doc

二年级下册数学口算练习题1500题精品文档二年级下册数学口算练习题班级 姓名 学号（一）217 155 102 243124 306 366 427164 405 639 369183 279 426 364244 255 8 4 213648 142 186 2 26 2 123 2 1 8 2205 4 1 7 7 355（二）248 488 147 9 3287 6 3 126 204567 168 728 6 1328 459 246 819568 455 122 189105 273 497 182324 408 4 4 153284 305 486 9 9（三）162 4 2 357 5 1729 637 546 3248 8 568 7 1 459357 305 366 728 1 1 123 105 426213 147 248 183 168 639 287 155 126 6 3 8 4 204（四）488 246 5 5 355155 124 306 497 217 164 405 549 183 279 426 364 244 8 1 213 2 2648 142 186 9 1 2 1 8 2 568 284 205 3 1 7 7 255（五）488 147 9 3 369 287 6 2 567 728 4 1 3 3 8 4 248328 459 819 568 455 122 243 105 273 497 182 324 408 4 4 284 305 9 9 162 4 2 357 （六）5 1 729 637 546 639 189 427 8 8 123 102 6 6 455366 6 1 243 168 126 189 6 3 2047 1 486 246 5 5 355 305 459 408153 1 1 248 147182 819 568 369122 8 4 728 164（七）12-369= 1243= 5685= 147+68=58+357= 94+56= 98-15= 21+41=42+23= 29+27= 426+35= 6486=55+39= 75+44= 357+57= 17+88=22-205= 68-79= 97-32= 328-1=66-62= 81-287= 549+37= 213+75=442= 168-1=24+122= 37-12=50-93= 279-3=93+63= 83-99=（八）38-729= (9-2)7= (9+0)6= (51-6)9=28(16-9)= 99-84= (5-2)7= (9-5)8=(29+19)8= 53-328= 4083= 35-47=7(11-6)= 3(6+3)= (10-3)7= (10+8)9=72(42)= 54-11= 4(23-17)= 57+56=25(31-26)= 2(8-1)= 79+567= 23+18=(27-15)3= 61+46= 89-99= 279-3=(77-14)7= 99-66= 2797= 153+69=（九）48(22-16)= (3+9)6= 61-55= (19+9)7=(13-7)3= 4(11-4)= 17+39= 287+57=8(21-19)= 613= (4-1)8= 34+58=(51-11)5= 24+56= 8(11-7)= 34+29=63-243= 80-68= 65+122= 44-213=28(2+2)= 6(14-5)= 89+153= 56(3+5)=27(19-16)= 28(11-4)= 24(2+2)= 49+168=65+28= 35+38= (4+23)3= 31-126=（十）74+29= 4264= 815= 8(11-5)=77+497= (7-1)9= 1269= 84+27=6(4+5)= 9(13-5)= 54(4+5)= 946=4276= (38-2)6= 48+29= (19+5)8=28+164= 45-28= 97-11= 7(13-9)=8(24-16)= (5-2)3= 57+47= 92+51=21(24-17)= 18+213= 88+369= 92-74=36-183= 51-49= 15(5+0)= (5+3)3=（十一）84-98= (8+1)5= (9-5)4= (9-1)8= (2+6)7= (23+4)9= 71+36= 63-2= 3(11-4)= 729-7= 19-355= 355-7=49(13-6)= 70-66= 63-46= 89+11=8(20-16)= (51-3)8= 5(6-0)= 62+39=(41+22)7= 33+19= 729+85= 78+22=(30-20)5= (50-8)7= 238= 32-71=5(12-3)= 637= (8-5)9= 62+68=（十二）8(18-9)= 5465= 17+123= 96-37=1534= 83-89= 70-49= 24+88= (13-6)5= 77+324= 629= 87+279=(12-9)8= 632= 1478= 3(1+2)=4(14-10)= 49-63= (9-6)9= 40-57=91+83= (4+3)7= 74+64= 1837=16(11-9)= 366+29= 60-189= 7(2-2)=(29-15)7= (18-9)5= 5(11-3)= 1535=（十三）72(16-7)= 9124= 85-3= 3064=(21+3)3= 62-27= 497+35= 549+28=28+32= 82-38= 7(5-5)= 4057= 20(2+3)= 4865= 264= 43-102=84-82= 42(2+4)= 33-305= 7(5+4)=(73-19)6= 72-155= 61-95= 84-459= (11-6)6= 94-96= 4(10-1)= 4083=(54-0)9= 2043= (60-12)8= 99-45=（十四）244+47= 425= (6+8)7= 55+26=57-24= 1246= 6(2+1)= (7+9)8=36(19-13)= 64+244= (23+25)6= 405-5=(36-0)6= 2(13-4)= (6+9)5= 284+43=11+87= 24(5+1)= 48+244= 19+67=27(10-7)= 15(2+3)= (6+10)4= 366+34=243+23= (8-1)6= 98+69= 86-69=(6+6)3= 99-12= 78+86= 72-204=（十五）(19+9)7= (14+2)8= 72-59= (7+2)3=5(13-4)= 48(9-3)= 9(17-8)= 164+67=18(24-18)= 189+48= (44-8)4= (1+8)6=14(2-0)= 36(5+4)= (20+5)5= 17+32=(14+16)6= 38+366= 68+217= 162-8=4977= (17+1)6= 90-99= 81-279=204+77= 26+567= 8(13-8)= 497+39=77-35= 2876= (2+16)3= 56-23= （十六）(16+19)5= 21+98= 4(9-0)= 78+36=30(21-16)= 5(186)= 89+31= 4(5+4)=25(22-17)= 2482= 58-21= 35-7=55+16= 296= 76+21= 3(3-0)=(2-1)9= (33+3)9= 6(12-6)= 96-5=49+14= (3+9)6= 54-648= 63+37=24(2+6)= 92-75= (66+15)9= 45+71=(13+17)6= (5+7)4= 91-98= 81-94=（十七）55-14= (7-1)4= 27-29= 35+37=10(17-12)= 51+18= (37-7)5= 73-4=32(18-14)= 42(5+1)= (5+2)7= 279+69=39=( ) 3( )=9 8( )=4 5( )=3525( )=5 ( )5=20 ( )5=2 ( )6=1227( )=3 2( )=10 5( )=40 16=( )23=( ) ( )9=1 20( )=5 ( )2=224( )=3 14( )=2 56=( ) ( )7=21（十八）36=( ) ( )5=4 ( )4=1 27=( )( )7=28 ( )3=1 ( )9=45 2( )=627=( ) ( )8=5 ( )9=27 35=( )32( )=4 81( )=9 45( )=5 28( )=488=( ) 14( )=2 12( )=4 ( )6=527( )=3 85=( ) ( )5=9 1( )=579=( ) ( )4=1 18( )=9 67=( )69=( ) 36( )=6 ( )9=63 ( )3=8（十九）5( )=25 ( )8=2 ( )6=7 77=( )68=( ) ( )9=36 ( )5=15 6( )=1864( )=8 ( )4=32 ( )1=1 6( )=369=( ) 36( )=4 ( )9=5 7( )=2846=( ) ( )9=45 ( )5=4 15( )=5( )2=3 ( )5=25 6( )=48 ( )9=8158=( ) ( )7=56 ( )3=21 16( )=448( )=8 ( )7=3 56=( ) ( )3=12（二十）98=( ) ( )8=7 12( )=3 ( )4=3672=( ) 9( )=1 8( )=2 ( )8=7( )9=18 30( )=5 ( )7=35 25( )=510( )=2 68=( ) 40( )=8 26=( )45( )=5 54-( )=36 8( )=4 ( )4=165( )=30 ( )4=3 ( )5=10 83+12=( )( )6=30 37-( )=3 36( )=6 34-16=( )( )-44=13 ( )9=54 8( )=24 48+47=( )（二十一）86=( ) 83-27=( ) ( )+22=89 ( )4=845( )=5 57+13=( ) 22-( )=13 9( )=63 87=( ) 37+( )=92 ( )9=1 54-28=( )8( )=16 ( )4=5 58-( )=29 34+29=( )64( )=8 83+( )=97 ( )+31=75 ( )6=5491-( )=82 7( )=21 8( )=4 52-37=( )30( )=6 75=( ) 56-( )=37 41+19=( )( )-12=51 24( )=3 86=( ) ( )4=8（二十二）4( )=20 78-( )=46 ( )7=9 ( )9=27 7( )=1 ( )8=72 41+( )=60 64-12=( )35( )=5 54-( )=19 ( )4=32 ( )1=2( )-77=22 ( )3=12 9( )=36 97-79=( )( )5=40 ( )3=8 6( )=18 76+16=( )( )6=48 ( )9=6 ( )+67=79 8( )=1629+( )=60 7( )=28 81-( )=66 56( )=7( )7=42 ( )-50=13 79=( ) 54-11=( )（二十三）88=( ) 5( )=20 32-19=( ) ( )7=1472-37=( ) ( )+21=60 ( )9=63 76-( )=5387-( )=78 ( )5=15 18( )=3 ( )5=265=( ) ( )6=3 84-65=( ) 1+( )=20( )7=35 2( )=6 9( )=3 26+69=( )( )7=1 3( )=3 18( )=3 16( )=42( )=6 49=( ) 13-9= 59-35=46-37= 89-( )=15 ( )-17=6 6+75=（二十四）83-255= 27+51=75+7= 408-1=32-82= 4089= 263= 36+81=84+29= 61+35=926= 217+49=1558= 67+71=64+74= 4272=58+32= 87+142= 31-102= 7+49=6393= 65-162=78-21= 77+328=95-69= 3067=57+58= 189-1=6484= 96-34=88+9= 95-497=（二十五）16+96= 496=39+408= 7298=30-34= 45-59=93+27= 77+45=73-71= 83+38=1559= 39-427=55-17= 79+405= 51-164= 63-243=29+305= 62+30=1234= 78+42=305+77= 98-93= 82-47= 19+92=67+93= 84+48=384= 2558=43-94= 17+49=21-0= 19+28=842= 243+28= 45+15= 426+77=45+5= 11= 55= 728=99= 248= 147= 61=153= 362= 42= 62=62= 105= 7052= 497=102= 546= 204= 496=213= 36= 93= 90-45=244= 155= 279= 99=（二十六）729= 342= 364= 55=56+41= 567= 162= 426=182= 51= 45-39= 363=246= 567= 366= 243=45= 273= 84= 568= 455= 66= 126= 14=186= 18= 248= 366=486= 468= 546= 77=（二十七）51= 16= 568= 217=287= 73= 357= 236=427= 459= 306= 497=92= 567= 648= 246=637= 85-8= 43= 168=728= 27= 99= 279=57= 189= 83= 8193=729= 819= 91= 189=（二十八）11= 426= 248= 364=637= 1924= 25= 546=28= 204= 47= 497=102= 306= 37= 38+40=459= 94= 56= 62=328= 15= 488= 27=48= 264= 76= 122=49= 124= 58= 63=（二十九）79= 637= 328= 4085=21= 53= 26= 648=33= 54= 32= 168=23+17= 1624= 426= 19=549= 63= 31= 96=64= 44= 65= 2797=81= 546= 71= 88=637= 89= 85= 408=（三十）93= 5493= 69= 306=73= 99= 164= 77=287= 408= 66= 6394=74= 91= 78= 246=75= 243= 819= 36=25+41= 5676= 142= 357=63+24= 92= 366= 95=357= 273= 44= 5689=（三十一）369= 427= 123= 59=204= 57= 98= 183=81= 168= 99= 162=71-68= 61= 153= 93=45+45= 59= 66+26= 55+52=728= 98= 52+35= 84=142= 62= 62= 497=102= 5464= 279= 204=（三十二）36= 306= 155= 497=94= 93= 97= 4266=244= 189= 99= 729=22= 306= 142= 78=355= 56+41= 80-46= 105=426= 72= 182= 65+26=56= 369= 64= 5463=88= 48= 75-64= 21=（三十三）324= 85-62= 205= 65=4052= 168= 50+40= 213=58= 287= 54= 248=67= 355= 496= 217=38= 82= 48=