2017人教版二年级数学下册口算竞赛

1、二年级下册口算练习 15 + 3 =1 +1 =24 + 8 =14 + 7 =二年级下册口算练习 164-8 =63 + 9 =28 + 7 =15 + 5 =分数24 + 3 =42 + 7 =36 + 9 =36 + 4 =21 + 3 =2 +2 =8 +2 =35 + 5 =9 +3 =20 + 4 =6 +1 =81 + 9 =18 + 9 =18 + 2 =15 + 3 =9 +9 =5 +1 =32 + 4 =45 + 9 =72 + 8 =42 + 6 =18 + 3 =班级21 + 7 =12 + 4 =164 =18 + 3 =24 + 4 =64 + 8 =6 +2 =

2、20 + 5 =24 + 8 =28 + 7 =56 + 7 =32 + 8 =56 + 8 =10 + 5 =32 + 4 =28 + 4 =16 + 2 =72 + 9 =8 4-8 =35 + 7 =1 +1 =21 + 3 =姓名15 + 5 =30 + 6 =40 + 5 =27 + 9 =25 + 5 =14 + 2 =12 + 3 =4 +1 =48 + 8 =6 +3 =16 + 8 =45 + 9 =45 + 5 =27 + 3 =40 + 8 =30 + 5 =4 +2 =63 + 7 =56 + 8 =30 + 5 =12 + 3 =14 + 7 =10 + 2 =36

3、+ 6 =63 + 9 =42 + 6 =8 +4 =18 + 6 =2 +1 =7 +7 =14 + 7 =12 + 6 =72 + 8 =24 + 6 =12 + 2 =49 + 7 =4 +4 =48 + 6 =35 + 7 =54 + 6 =7 +1 =36 + 6 =104-5 =24 + 8 =班级15 + 5 =21 + 7 =183 =24 + 4 =64 + 8 =2 口 =20 + 5 =48 + 8 =28 + 7 =4 4-1 =32 + 8 =45 + 5 =27 + 3 =40 + 8 =9 +9 =5 +1 =63 + 9 =12 + 3 =36 + 6 =12

4、+ 6 =71 =35 + 5 =姓名12 + 4 =16 + 4 =27 + 9 =8 +1 =14 + 2 =8 +2 =3 +1 =14 + 7 =6 +2 =3 +3 =45 + 9 =12 + 2 =49 + 7 =4 +4 =16 + 2 =72 + 9 =18 + 9 =10 + 2 =6 +1 = 184-9 =48 + 6 =30 + 5 =30 + 6 =40 + 5 =42 + 6 =21 + 3 =18 + 6 =56 + 8 =7 +7 =9 +3 =56 + 7 =8 +4 =81 + 9 =24 + 3 =18 + 2 =28 + 4 =4 +2 =63 + 7

5、=42 + 7 =6 +6 =24 + 3 =6 +3 =24 + 6 =分数49 + 7 =544-9 =36 + 4 =2 +2 =9 4-1 =28 + 4 =25 + 5 =36 + 9 =72 + 8 =24 + 8 =56 + 8 =10 + 5 =32 + 4 =30 + 5 =35 + 7 =54 + 6 =8 +8 =45 + 5 =16 + 8 =20 + 4 =5 +5 =40 + 8 =45 + 9 =二年级下册口算练习 43-9X4=17+4X9=12-364-9= 58+35 + 7 =4X2+23=55+3X9= 22-204-5=66-64-2= 4X4+2=5

6、0-9X3= 83-25 5二32-84-2=8X4+29=15 + 5X8 二 58+3X2=63 9X3 二 95-6X9=64 + 8 + 4 二 16+9X6=30-3X4= 73-7 1 二5X5-17= 29+30 + 5 =30 + 5+77 二 67+9X3=12 + 4X3 二 9X4+56=29+2X7=75+4X4=68-7X9= 81-284-7=16 + 8-1=27 + 9-3 二 27+5X1=40 + 8X9 二 6 +1+35 二67+74-1=87+14 + 2 = 65-16 2 二30 + 6X7 二 9X6-34=4X9+6二45-5X9=8X3+38

7、= 79+404-5= 6 + 2+30=98-9X3=8+ 4+48 =564-8X5= 9X8-15=42 + 6+35 二 35 + 7+57= 9X7-32=54 + 9+37 二 24+12 + 2 =9 + 3+63= 7X5+7=2X6+3=9X2+6=64+7X4= 31-104-2=7X8-21= 5X7+58=8 X 8+9=39+40+ 8= 9X3+27=15 + 5X9 二 51-164-4=12 + 3 + 4 = 82-4X7=3X8+4二 2X1-0=14 + 7+68 =2 : 1+41=64 + 8X6 二1X7+88=32 + 8-1 二21 + 3+75

8、 = 3X7-12=83-9X9=40 + 8-1=36+84-1=21+ 7+49 二42 72 二7+4 X 9=77+32 + 8 =18 + 9-1=95-49 7二72 + 9X8 二7X7+45=39-42 7=63-243=7X8+42二19+9X2=25 + 5X8 二19+2X8=二年级下册口算练习 (51-6) 9=(9-5) X8=35-4X7=(10+8)+9 =5X7+56=2X3+18=274-9-3=154-3+69=(19+9)+7 =28 + 7+57=3X4+58=3X4+29=44-214-3=564- (3+5)二49+16 + 8=31-12 6 二8

9、X (11-5) =8 + 4+27 二9X4+6=(19+5)+8 =7X (13-9) =9X2+51=92-7X4=(5+3) X3=38-72-9=28(16-9) = (29+19)+8=7X (11-6) = 724-(4X2) =25+(31-26) 二 (27-15)4-3= (77-14)+7= 484-(22-16) = (13-7) 3= 8(21-19) = (51-11)+5=63-244-3=28+(2+2) = 274-(19-16) =65+2X8=74+2X9= 77+494-7=6X (4+5)二 424-7X6=28+16 + 4 =84-(24-16)

10、= 214-(24-17) =36-184-3=(9-2) 7=99-8X4= 53-32 8=3X (6+3)二 5X4-11=2X (8-1) =6 +1+46=9X9-66= (3+9)+6=4X (11-4) = 6X1+3二 24+5X6= 80-6X8=6X (14-5) = 284-(11-4) = 3X5+38=42 + 6X4 二 (7-1) X9=9X (13-5) = (38-2)4-6=45-2X8= (5-2) X3= 18+21 + 3 = 51-4X9=(9+0) X6= (5-2) X7=40 + 8X3 二 (10-3) X7=4X (23-17) =79+5

11、6 + 7=89-9X9=27 + 9X7=61-5X5=17+3X9= (4-1) X8=8X (11-7) =65+12 + 2=89+15 + 3=24+(2+2) = (4+23)4-3=8+1X5二12 + 6X9 二544-(4+5) =48+2 X9=9X7-11=57+4X7=88+36 + 9 =154-(5+0) =63-2=354-5-7=8X9+11= 6X2+39= 78+2X2= 32-74-1= 6X2+68= 96-3X7= 24+84-8= 87+27 + 9= 3-(1+2) = 40-5X7=18 + 3X7二 7X (2-2) = 15 + 3 + 5

12、= 30 + 6X4 二 54 + 9+28= 404-5X7= 43-10 2= 7X (5+4)二 84-454-9= 404-8X3= 9X9-45= 5X5+26=(2+6) X7= 3X (11-4) = 494-(13-6) =(20T6) 二 (41+22)+7= (30-20)+5= 5X (12-3) = 8X (18-9) = 15 3X4 二 (13-6) X5= (12-9) X8= 4+(14-10) 二 9X1+83=16彳(11-9) = (29-15)+7= 72+(16-7) = (21+3)+3 = 28+3X2= 20 (2+3) = 84-8X2=(73

13、-19)+6= (11-6) X6= (54-0) 9= 244-4+47=(23+4)+9=724-9-7=70-6X6=(51-3) +8 二3X3+19=(50-8)7=64-3X7=54 + 6X5 二83-8X9=77+32 + 4=6X3+2=49-6X3= (4+3) X7=36 + 6+29二 (18-9) X5=9X12 4 二62-2X7=82-3X8=48 + 6X5 二424-(2+4) =72-154-5=94-9X6=20 + 4X3二4X2X5=7X1+36=19-354-5=63-4X6=5X (6-0) =72 + 9+85=2X3X8= (8-5) X9=1

14、7+124-3=70-4X9=64-2X9=14 + 7X8 二 (9-6) X9=7X4+64 二60-18 9=5X (11-3) =8X5-3=494-7+35=7X (5-5) =2X64-4=33-30 5 二61-9X5=4X (10-1) = (60-12)4-8= (6+8) 4-7=404-5-5=28 + 4+43二 19+6X7=369 6+34 = 86-6X9=72-204= (7+2) X3= 16+4+67= (1+8) X6= 17+3X2=164-2-8= 81-274-9=49+ 7+39 = 5X6-23=78+3X6=4X (5+4)二 3X5-7=34

15、-(3-0) =9 X 6-5=6X3+37=45+7 + 1 = 81-9X4=3X5+37=7 X 3-4=36+(19-13) = (36-0) 4-6= 11+8X7= 27+(10-7) = 24 + 3+23= (6+6)+3= (19+9)+7= 5X (13-4) = 184-(24-18) = 14+(2-0)= (14+16)4-6= 494-7X7= 20 + 4+77= 77-3X5= (16+19)+5= 30+(21-16) 二 254-(22-17) =5X5+16= (2-1) X9二 4X9+14= 24+(2+6) = (13+17)4-6= 5X5-14=

16、 104-(17-12) =64+244-4=2X (13-4) =244-(5+1) = 154-(2+3) =(8-1) X6=9X9-12=(14+2)+8 = 484-(9-3) =189+48=36+(5+4)二 38+364-6=(17+1)4-6=26+564-7=28 + 7X6 二21+9X8=5X (184-6) =244-8X2=2X9+6=(33+3)4-9=(3+9) 4-6=92-7X5=(5+7) 4-4=(7-1) X4=5 9 1+18 =(23+25)+6二 (6+9) 4-5= 48+244-4=(6+10)4-4=9 X 8+69=78+8X6=72-5

17、 X 9=9X (17-8) = (44-8)4-4= (20+5)4-5= 68+214-7=90-9X9=8X (13-8) = (2+16)4-3=4X (9-0) =89+3 + 1=5X8-21=7X6+21=6X (12-6) =54-64- 8二(66+15)+9 二 91-9X8=27-2X9=(37-7)4-5= TOC o 1-5 h z 3X9=()25+( )=527+( )=32X3=()24+( )=33X6=() ()X7=282X7=()32()=48X8=()27+( )=37X9=()6X9=() 5X ( )=256X8=()64+( )=86X9=()4

18、X6=()()+2=35X8=()48+( )=89X8=()7X2=()()X9=183X ( )=9 ()X5=202X ( )=10 ()+9=1 14+( )=2 ()+5=4 ()+3=1 ()4-8=581+( )=9 14+( )=2 8X5=()()+4=1 36+( )=6 ()+8=2 ()X9=36 ()X4=32364-( )=4 ()X9=45 ()X5=25 ()X7=56 ()+7=3 ()+8=79+( )=1 304-( )=58+( )=4 ()4-5=25X ( )=40204-( )=55X6=()()+4=1 ()X9=45 ()X9=27 45+(

19、)=5 124-( )=4 ()+5=9 18+( )=9 ()X9=63 ()+6=7 ()X5=15 ()+1=1 ()+9=5 ()+5=4 TOC o 1-5 h z 6X ( )=48 ()X3=21 5X6=()12+( )=384-( )=2 ()X7=355X ( )=35 ()X6=12 1X6=()()+2=2 ()X7=212X7=()2X ( )=63X5=()28+( )=4 ()4-6=5IX ( )=5 6X7=()()+3=8 7X7=()6X ( )=18 6+( )=3 7X ( )=28 15+( )=5 ()X9=81 164-( )=4 ()X3=12 ()X4=36 ()+8=7 254-( )=545+( )=55X ( )=30()X6=30()-44=138X6=()45+( )=58X7=()8X ( )=1664()=891-( )=8230+( )=6()-12=514X ( )=207+( )=135+( )