二年级第一学期连乘连除综合口算题.pdf

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1、 二年级第一学期口算题48-8:2=4x5x1=30+5:3=24-4-2=2 x4x2=15+3+1=2x3x5二 45-5-3=2 x4 x4=5x2x2=0+7:8=4x2x8=36+9+2=9x2x3=15+3+5;7x3x3=24-4-2 二 24 8+1=2x3x7=5x1x6=18-2 3=35-7-5=2 x4x6二18-3+2;72-8-3=班级 _学号姓名 56+8 4-7=1x9x8=4-2-2=72+9-4=1x5x2=366+2;56-7-2=4 x4 x2=54+6:3=56+7-8=36+6+3二 1x8x4=9x6x0二 9x3x2=2 xlx0=9x8x1=5

2、x3x2=0+8+9=48-6-4=81-9-3;1x1x7=0-9-8=2 x4 x7=2x3x9=20-4-1=5 x0 x2=30/5+2;0+7+2=45+5+9=42-7-2=45+5+3=4x2x2=48-6-4=4x1x6=7x3x2=12-2-3=72-9-1=2 x4x2=64-8-4=2x8x1=24-6-2=4x2x6=35+5:1;2x2x8=4x3x3=3x2x4=4x7x1=20+5+2=1x4x9=9x0 x3二 20-52=7x1x4=2 x4xl=18-9+2=6x2x3=48-6-4=9x1x9=2x2x2=7x7x1=1x3x2=54+9+3=18-2 4

3、-3=4x3x2=0-2-3=5x1x4=2 x2x4=1x4x5=9 x2 x0=7x2x1=32-4-2=72-8-3=0-7-2=20-5:2=2 x4 x 6二 4x2x2二 连乘连除综合 36+6+2=18+2-3=24-6-2=27-3-3=9 x0 x7=42-7-2=36+6-r2=5x2x2=28+7-2=2x2x3=2 x4 x9=9-1-1=72-8-9=12-2-2=36+9+2=2 x4x5=24-4 4-2=32+4+8=2+1+1;3 x3x4=3x3x7=2x2x6=0+6:2;15-3-1=4x2x6=21-7+1=56+7-4=14-7-1=6x1x7=32

4、-4-1=24-34=72-9-4=54+9+3;8x6x1=9x1x5=36:4-3=0+5+9=18+6+3;24-4-2=27+3+3;9 x9 xO=54-9-2=0+”8:24-62=24-32=2x3x2=2x2x7=2 x2x4=9x8x1=32-4+4=5x1x4=2 x4 x4=8+”8 二 48-83=0-3-4=8x2x2=12-2-1=2 x4 x9=16-2-4=16+2-4=7 x2x4=56+8-1=5x2x2=2x3x2=1x8x3=2x2x7=7x2x2=2x2x5=8-1-2=9x0 x2=2x2x5=64-8-1=32-4-4=63+73 3=2 x4 x

5、9=36-6-1=1x3x5=56+7+4=0-3-4=:l=3 x4 xO 54+6:1=7x2x2=4+2+1;184-3+2 二 12-2-3=18-6-1=9x3x2=3x1x8=5x2x3=8x3x3=72+9 4-4=6x2x3=6 x4x2二 8x2x3=0+2-8=15+5+3 二 0+”4:2x2x4=4 x3 x0=8x3x3=7x2x2=8x3x2=4x3x2=5x3x1=56-7-2=9 x4x2=2 x4 x4=5+5+1=1x4x8=2 x4 x9=2 x4x8=64-8 M=1x1x3=3 x4x2二 8x1x6=8x3x1=40+5+4=2 x3x8=1x8x3

6、=2733二0-7-7=8 x0 x5=12-2-3=36:4-9 二 24-3-2=3x3x6=5x0 x1=4x1x2=0+9-9=7x9x1=8+2+2=24-3-4=0+2-2=5 x9 x0=32-8-2=3x3x2=7 x4x2=9+1+9;2x2x6=5x2x3=3x2x9=8+1+8=30 5+2;30+6+5二91-3=5x3x2=9x1x2=30+5+1;36-9-2=7 x2x4=6x0 x1=0-1-5=20-5-2=5 x0 x2=6x1x3=24-6-2=2x1x2=36+4+3=40-85=2x2x7=6x5x0二 16+2+4=12+3+2 二6x3x3=0+8

7、+5;8x2x4=2x2x5=4-1-1=0-7-9=3 x2x8=45-9-1=9 x4 x2=12-2-2=9x9x1=2x2x8=24-4-2=45+9:1=8x1x2=8x2x2=2x2x2=3x2x3=3x2x4=2 x4 x9=5x3x2二 7x0 x1=2 x4x5=45-53=32-4-2=28+7-2=02-1=2x1x2=36+6+2=12+3+2;5x3x2=7x2x3=0+2-9=6x2x3=9x1x4=4 x2 x4=4-2 2=42-6-7=3 x3x4=0:5=4 x4 x2=2x2x2=24-3-4=7x2x3=5 x0 x3=36-4-1=0+5+6;56-7

8、-2=2-1-2=5x1x4=14-2-7=28+4-7=8x1x9=24+4+3;7x3x0=8x2x2=28+7-2=1x8x8=3x3x2=14-7-1=30 5+2=9x4x1=9x1x7=9x1x0=54-6-3=4x3x3二 72+8-3=4x2x5=沁9+3=8-2-2=3 xlx4=6x2x3二 64-8-2=63*1 二 64-1-2=0岳5:3x1x3=2 x3x8=2x3x2=72-9-4=8x2x1=72-9-2=48+6:2=36-4 4-1=2 x5x0=64-8-4=4x2x8=45+9:5二 7 x4x2=63-7+3 二 42-7-3=45-53=7x1x1=

9、24-3-2=5 xO x7=8+1+2=2x3x2=28+7-2=3-1-1=2 x4 x7=5x2x3=56-7-2=4x3x3=5x5x1=4x1x7=24+6+2=1x6x8=183+3=3x3x2=48+8+3=5 x2x4=1x6x0=3x3x2=16-2-8=3x3x2二36-4-3=4:1+1=2x3x6=54-9-2=0-2-8=72+9-8=48-8-2=8x4x2=54-9-2=48-6-8=9 x2 x4=18-2-1=6x2x2=3x2x7=3 x3x9=0-6-1=12-3-1=40-5-2=2x3x9=0+3+2=0-3-1=9x9x1=24+3:2 二24-3-

10、4=2x2x2=1x2x2=246+2=侬8 3二10-5-1=0:6 方 二5 x4x2=6x1x7=355-7=2x5x1=2 x4 x6=5x0 x1=5x3x3=48-6-4=4 x4 x2=1x0 x9=x4 x7=18-2 3=8x1x7=9-1-1=2x3x2=2 x3x9=5 x4x2=7x1x2=40-5-1=64-8-4=32-4-1=54-93=12-2-3=5x3x3二3x2x4=64-8+4=72-9-4=8x6x1=72-9-4=16+4-2 二 4x2 x6=63+7+3二 4xlxl=54-9-2=0+6+1;24-4-3=54+6+3=36-6-3;8+2+2

11、=2x3x2=1x8x4=6x2x2=3 x3x4=6-1-1=54-6-1=1x3x2=5x3x3=30+5+3=4x2x6=8 x0 x9=8x9x1=0+2+6;2x3x5=16-4-4=24+3+2;0+2+8=12-3-4=10-5-2=3x2x7=64-8-4=6x2x3=0+3+6;48-8-2=42+7-2=4 x2 x4=6x2x2=3x5x1二 63+7+3二2x2x8=5x3x2=28-7-4=21-3-1=8 x4xl=7 x7 x0=5x3x2=0+1+5;3x3x2=0-4-2=7x6x1=24-4-3=4x2x7=0+9+6=4x1x5=5x1x6=4x2x2=1

12、6 4+2=56-7-4=0-1-5=4x1x9=28+4*7=3x2x6=42-73=2 x4 x7=7x6x1=4 x4 x2=64-8-2=12-2+2 二 1x5x2=1x5x4=9x2x2=54+9+3;16+2-2=6x3x3=15+3+1=32-8+2 二 48-6-2=7x2x3=12-2-2=30-6-5=36+6+3;3x2x6=30+5+3;1x6x2=8 x4x2=3x3x3=2 x4 x7=1 x7 x4=052二16-2-2=2733 二1x7x8=1x5x8=54+9+6二 3 x3x9=1x5x8=72-8-3=2x3x4=72-9 4-4=32-4-1=4x2

13、x2=48-6-2=9 ；9;3+”3二 1x9x9=25+5+5二 2x1x6=5m二 182-3=40+5+4=36-9-4=1x9x9=7x2x3=36+6-2=36+9+2-45+5+3二 2 x4x3二54-6-3=0-1-8=72-9-2=42-6-1=x3x9=3x2x4=6 x4x2=9x5x0=4x2x8=3x3x5=5 x4x2=54-96=7 x4x2=1x8x4=12+3+2-4x8x1=21-7+3 二 5 x2x4=24-4-3=7-1-7=36-4 4-3=24-3-4=4x1x2=0-3-4=72+8 4-3=9x3x2=1x8x4=2 x4x3=25+5+5=

14、16-4-4=40-8-1=6-1-3=5 x4x2=24+6+2 二2 x4x5=48+6+2=5x3x3二15-3-1=4x2x1=侬2 3 二 36-4-3=64-8-2=4 x9 xO=8x3x3=5x1x2=3x1x9=2 x4 x9=6 x2 x4=5x4x1=4x3x3=2x2x3=27-9 1=72+8+9=54-6-3=2x3x2=5x3x3二 6x0 x8=1x3x0=5 x7 xO=54-6-3=7x0 x1=3x3x3=488+2=54+9+3=8x3x1=32-4-2=48-6-2=3x3x5二 3x2x3=488+3;4x2x2=2 x3x8=2x3x8=8-2-2

15、=54-9-2=6x6x0=0+8+2=724-8 4-3=18+6+1=25-51=32-4-8=48-83=4x2x3=0-4-1=24-3-4=4x2x2=28+7-2=72-9-4=2 x4x8=8x2x2=6x2x3=6 x2 x4=42-7-3=9x2x2=243+2=2 x9xl=12-2-2=1x2x5=63:7-9=21+3+7=3x3x6=7x2x3=5x3x2=0+5+5;2x2x5=8x2x3=48-8+2 二81+9+3=27-3-3=30+5+6=72-9-8=45+9+1=16+2+2=24-62=1x8x1=48-6-4=32-4+2=2x3x2=0+”9:3x

16、2x4=2x2x9=45+5+1=6 x4 x2=30+5 4-2=3x1x8=72-8-3=1x9x4=5x3x3=6x4x1=40+8-5二 8x6x1=24-3-4=8x3x3=8x2x3=32-4-2=4x3x2=2733 二 56+7-2=9x3x3=1x7x6=4x2x7=3 x4x2=2x2x2=3x2x3=4 xO x7=27+3+3;0+5+1;4-4-1=16-2-2=9x1x7=28-4-7=54-6-9=x4x2=5x2x3=9xlxl=7x2x1=1x2x7=54+9+3;8x2x2=5 x4x2=3x2x3=1x3x7=30+5+3=1x7x2=6 x4 x2=2x

17、3x8=4-1-4=2 x4x2=54+6+9=8-2-2=3x3x6=8 x2 x4=1x4x8=72-9+4 二 4x2x5=3x6x1=3x3x6=91-1=56-7-2=x2 x4二 9+3+1;7x2x3=42-1x2x6=4x2x7=0-7-9=9x4x1=0岳1:7x2x3二 4 x0 x9=16+2-2=7x0 x2二 2x3x1=7 x4x2=2x5x1=2x3x4=12-3-2=9x3x3=9x3x3=1x2x1=5x2x3二 2x3x5=63-7+3 二 5x2x3=4xlxl=2 x4x2=3 x3x9=16+2+4=9 x2 x4=2 x4x6=0+8+6=1x6x5

18、=32-4-2=7-1-1=24-3-4=42-7-2=4 x9 xO=24+3:4;5x3x2=25-5-1=5x3x2=4x2x9=42-73=9+”3:427+1=2 x4x6=355-7=2x2x8=16+4 4-2=24+6:2 二 6 x4 xO=2 x2x4=8 x4x2二 0+9+4=36+6+3=27+3+3;3 xlx4=1x8x2=8 x4x2=12-3+2;7x3x3=20+5+2;243-2=32-4-2=72-9-4=3-1-3=9+二 3x2x6=6x1x9=56-7-2=8x7x1=48+6+8二 5x2x3=16+8+2=3 xO x9=4x2x9=30+5+

19、3=72-9-4=2 xO x6=8 x4x2=42-7-3=24+3+2=9x1x4=64-8-2=6x2x3=8+2+2=15-5-1=24-64=3 x3x4=16-2:4=56-7-2=3 x4x2=1x8x5=3 x2x8=6x1x7=45-5-3=32+4-2=6-1-3=9-1-1=4x2 x9=56-7-2=16+2-2=2 x4 x9=45+5+3=16-2-4=2x2x8=5x2x2=7x1x4=32-4+4=8x3x2=4x2x6=64-8-2=0+2+3;56+7-2=9x2x2=4 x2 x4=5x1x7=18-3-2=4x3x2=2x3x3=72-9-4=4 x2 x4=24-4-3=5x8x0=7x1x8=637-3-54-6-3=4 x 2 x4 二 6x3x3=0+4-8=28+7-2=2 x4 x7=1x1x6=42-7-2=24+3+2=2 x2x4=20-52=4x2x2=1 x9 x4=显小答案