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1、9-()=720-()=9()+ 5 = 17()-9=11()-20=017-()=0()-7=1()-13=2 20-( ) = 310 + () = 17()+ 13 = 15()-3=1112 - ( ) = 10 ()-4=15()-9=52 + ()=715-()=620-()=47 + () = 19()-2=0()-15=4()+15=20()+7=16()-8=412 - () = 120-() = 13()+ 6=156-()=0()-3 = 10()-2=182 + () = 14()-1=1316-()=8()+2=55-()=4()+ 4=12()+8=15()+ 9
2、=13()+9=15()+3=44 + ()=20()+ 16=17()+3=6()-1=66-()=33 + () = 185-()=24 + () = 116 + () = 18()+8=11()+14=19()+2=47 + () = 162 + ()=620-() = 1211-()=87 + () = 1011 + () = 148-() = 54 + ()=7()-13=018 + () = 191 + ()=1012 + () = 131 + ()=20()-2=6()-6=3()-12=2()-7=416-()=4()-16=3()-7=1019-() = 18()-7=010
3、 + () = 15()+12=16()412()+ 1=1016 - () = 15()-3 = 16()+7=19()-4=6()+ 3 = 12()-3 = 1715-()=9()-8=0()+ 8=13()-2 = 1419 - ( ) = 10 ()21520-( ) = 10 19 + ()=2014 + () = 175 + ( ) = 10 3-()=2错误率：10 + ( ) = 12 ()-1 = 19()+12=17()+13=192 + ()=1217-()=716-()=713-()=29 + ( ) = 17 ()+2=15 ()-1=12()-6=14()+3=1
4、9()+ 10=201 + ()=79 + ()=116 + () = 13()-11=4()+5=11()-10=916-()=32 + () = 1717-() = 1()+10=197 + ()=201 + () = 1514-()=619-()=714-()=314 + () = 1510-() = 515 - () = 147 + () = 14()-9=914 + ()=207 + ( ) = 17 15-()=7()+2=920-() = 16()+ 1=16()+ 5 = 12 10-() = 1()-3 = 14()+1=915 - () = 12()+7=8()-14=5(
5、)+ 6=11()-19=01 + ()=9()-7=911-() = 58-()=74 + () = 611 + () = 13()-4=8()-9=2错误率：6-() = 15 + () = 18()+ 11 = 14()-8=1014-()=919-() = 135 + () = 12()+4=8()+3=167 + ()=8()+ 8=18()-18=1()+4=18()+4=17()-6=4()-7=313-() = 113-()=613 + ()=20()-3=0()+10=11()-10=8()-18=23 + ()=1715 + () = 182 + ()=811 + () =
6、 1811 + () = 17()+ 11 = 161 + ()=2()+ 13 = 1613-()=3()-13=7 15-( ) = 1()-10=014-()=1220-( ) = 57-()=4()-15=21 + () = 148-()=410 + () = 145 + ()=9()-1=172 + () = 13()+1=7()-11=8()+5=619 - () = 12()+2=89 + ()=20()+ 2 = 18()-5=7()+18=19()-7=8()-10=5()-14=44 + () = 19()-2=516-()=0()-9=4()+2=177 + ( ) =
7、11 ()-13=617-()=618-() = 5()+14=1619 - () = 14()+3=9()+12=201 + () = 16()-1=5()+10=1418 - ()=2()+ 4=1912 + ()=20()-1二。4 + () = 511 + ()=20()-6=10()+ 12 = 15()-18=0()+ 5 = 18()-15=0()+11=1215-()=132 + ()=2016-()二11 17 - ( ) = 1611 + () = 1218 - ()=610-()=2()+3=15()+10=18 15-()=1016 + () = 17()-12=018
8、 - () = 317-()=511 - ()=6()-3=7()-13=4()-5=4()-1=8()-4=2()+ 4=15()+ 1()41()+ 1=1412-() = 3()+ 5 = 16 17 - ()=9()-9=0 ()-5=0错误率：()+4=20()+11=1913-()=86 + () = 14()-4=9()-5=3()-14=65 + ()=8()-3=1()+7=11()-4=3()+9=18()+ 3 = 11()-7=11 ()-10=2 11 - ()=012 + ()=18 ()-5=15 ()-3二152 + () = 181 + ()=3()+ 6=1
9、6()-2=3()-2=11()-6=6()-6=110 + () = 1119 - () = 1715 + ()=20()+2=2014-( ) = 1 17-( ) = 318-()=7()+16=191 + ( ) = 13 ()-4=14()+ 2 = 14()+ 9=1714-()=73-() = 1()+4=10()-8=31 + () = 1816-()=6()-6=12()-6=810 + () = 132 + () = 5()+10=131 + () = 54 + () = 1810-()=9()-4=1012 + () = 163 + ()=817 + ()=208-()=
10、28 + () = 134 + () = 17()-2=2()-8=1117 + () = 19()-9=8()+14=20()+10=15()-11 = 5()+1=318 - () = 118 - () = 16()+11=15()+11=184 + ()=9()+ 8=1213-() = 5()+ 6=13()+ 9=14()-2=019-()=45 + ()=209 + () = 16()-8=4( )-11 = 1()-7=13()+ 6=156-()=0()-3=10 20-( ) = 18 ()+12 = 1414-() = 13()-8=83 + () = 55-()=48 +
11、 () = 127 + () = 153 + () = 106 + () = 151 + ()=4()+16=20()+16=17()+3=67-()=6()-3=33 + () = 185-()=2()+9=11()+ 12 = 183 + () = 115 + () = 192 + ()=4()+9=16()+4=6()-8=12()-3=8()27()-11=912 + () = 1720 - () = 11()-20=0()-17=0 8-() = 1()-13=2 20-( ) = 3 ()+7=17()+13=1514-( ) = 11 12 - ( ) = 10()-4=15()
12、-9=5 2 + ()=715-()=620 - ()=47 + ( ) = 194 + () = 13()+2=7()-2=42 + ()=10()+1=64-()=011 - () = 10()+7=911 + () = 19()-8=1()+ 6=10()-2=820-( ) = 1 9-()=6()-14=011 - ( ) = 1 ()+ 6=14()+ 7=15 ()-6=n()+ 3 = 10()-4=13()-6二73 + ()=12()-5二13()+ 6=92-()-19 + ()=14()-3 = 13()-4=5()+ 17=20()-7=215-() = 11()-5
13、 = 12()+ 8=1612 - () = 116 + () = 1712 - () = 5()+ 1=18()-17=214 + () = 16()+ 5 = 19()-12=88 + () = 10()+4=7()+ 6=196 + ( ) = 16 ()+9=19()+17=1915-() = 37-()=2()-2=9 4-() = 3()-10=411-()=7()-3=9 ()+ 6=12()+4=1316-() = 1()+ 2 = 1220-() = 195 + () = 17()+13=19()+10=1217-()=7()-9=7()-11=2()+8=1713 + ()
14、 = 15()-1 = 12()-6=1416 + () = 1910 + ()=20()+6=79 + ( ) = 116 + () = 13()-11=411 + () = 14()-3 = 54 + ()=7()-13=0()+ 1 = 19()+ 9=1012 + () = 131 + ()=20()-2=6()-6=3()-12=2()-7=416 - ()=419-()=3()-7=10()-1=18()-7=010 + () = 154 + () = 16错误率：()-4=12()+1=1016-() = 15()-3 = 16()+ 7=1910-() = 6()+ 3 = 1
15、2()-3 = 1715-()=98-()=0()+ 8=13()-2 = 1419 - () = 10()-2=15 20-( ) = 10 19 + ()=20()+3=17()+ 5 = 103-()=26 + () = 11()-5=1()+ 13 = 18()+11=1418-() = 10()-5=919 - () = 135 + ()=124 + ()=813 + () = 1619 - ()=9()-13 = 32 + () = 1717-( ) = 19 + () = 197 + ()=20()+14=1514-()=6()-12=7()-11 = 320-() = 16()
16、+ 1=16()+ 5 = 1210-() = 117 - () = 148 + ()=915 - () = 121 + ()=8()-14=55 + ()=11()+1=810 + () = 18()-18=114 + () = 18()+4=17()-6=410-()=313-() = 1()-7=6()+ 1 = 15 10-() = 5()-1=14 7 + ( ) = 14()-9=9()+6=207 + () = 1715-()=7()+2=919 - ()=0()+8=916 - ()=9()-6=5 8-()=74 + ()=6()+2=13()-4=811 - ()=213
17、+ ()=204 + ( ) = 19 7-( ) = 5()-16=013 - ()=415 + () = 177 + () = 11()-13=6 17-( ) = 6()-13 = 5()+14=1619-() = 14()+3=9()+12=20()+15=166-() = 5()+10=1418-()=215 + () = 193-()=01 + () = 11()-10=8()-18=2()+14=1715 + () = 18()+6=811 + () = 18()+ 6=17()+11=161 + ()=2()+13=16()-10=3()-13=715-() = 1()-10=
18、0()-2=12()-15 = 5()-3=4()+13 = 14()-4=4()+4=14()+4=918 - () = 172 + () = 13()+1=719 - ()=8()+5=619 - () = 12()+2=8()+11=20()+2=18()-5=7()+ 18=19()-7=8 15-( ) = 5 18 - ()=4()-17=214 + () = 1614 + () = 1920-()=88 + () = 103 + ()=713 + () = 196 + () = 16()+ 9=19()+17=1915-( ) = 37-()=211 - ()=94-()=314
19、-()=4()-4=7()-3=9()+ 6=129 + () = 135 + ()=76-()=42 + ( ) = 10 ()+1=6 ()-4=011 - () = 10()+7=911 + () = 19()-8=1()+ 6=1010-()=820-() = 19-()=6()-14=011 - ( ) = 18 + () = 14()+7=15 ()-6=11 16-( ) = 117-() = 13()-6=7()+ 9=1218-() = 133 + ()=92-() = 19 + () = 14()-3=139-() = 5()+ 17=209-()=215 - ( ) =
20、11 17-()=12()+ 8=1612 - () = 11()+11=1712-() = 517 + () = 18()+ 3 = 1420以内加】减法口算W赛习题填空型时间：错误率:()+8=201-()=016 + () = 17()+4=204 + ()二512-()二08 + ()=1911 + ()=2018 -()二313-()二816-() = 1017-()二5()+8=143 + ()二15()-5=6()-4=9()18=010-()二78-()二3()+5 = 1817-()二4()-14=65 + ()=8()-3=1()+7=117-()=39 + () = 18
21、8 + () = 1118-() = 11()-10=211 - ()=0()+ 6=1820 - () = 15()-15=01 + ()=1215-() = 13()+18=20()-5 = H ()-1=16() + 1218 - ()=610-()=212 + () = 15()+10=18()-5 = 10()-5=4()-1=86-()=211 + () = 15()+1=4()-4=113 + () = 14()-9=311 + () = 16()-8=9()-9=0()-5=0()-3=15()-14=28 + () = 13()+ 13 = 17()-2=2()-8=1117
22、 + () = 19()-9=8()+14=20()+10=15()-11=5()+1=3()-17=1()-2=16()+ 11=15()+ 11=18()+5=9()+ 8=1213 -()二52 + ()=181 + ()=3()+ 6=16()-2=3()-2=11()-6=6 7-() = 110 + () = 11()-2=17 ()+5=20()+2=2014-()=1()-氏3 ()-H=7 3 + ( ) = 19 1 + ( ) = 13 ()-4=14()+2=14()+9=17()-7=73-() = 1()+ 4=1011-() = 31 + () = 1816-()
23、=618-() = 1214-() = 810 + ( ) = 132 + () = 53 + () = 131 + () = 54 + () = 18()-1=9()-4=10()+4=16()+5=817 + ()=20()-6=220-()二47 + () = 139-()=720-()=912 + () = 1720 - () = 1120-()=017 - ()=08-()二115- ()=220-() = 310 + () = 17()+ 13 = 1514-() =1112 - () =1019-() =15()-9=52 + ()=7)-9二6()+ 9=14 ()-2=019
24、-()=45 + ()=20()+ 7=16 12-()=4()-11 = 1 ()-7=13 ()+ 6=156 - ()=013 - () = 10()-2=18 2 + ( ) = 14 ()-1=13()-8=8 ()+2=55 - ()=4()+4=127 + () = 153 + () = 10()+9=151 + ()=4()+16=20 ()+16=17()+3=6()-1=6()-3=33 + ( ) = 18 ()-3=22 + () = 116 + () = 18()+ 8=11()+14=192 + ()=47 + ()=16()+4=6()-8=1211 - ()=8
25、7 + () = 19()-17=2 ()+ 2 = 1614 + ( ) = 19 ()-12=8()+ 2=103 + ()=7()+ 6=19()+10=1610 + () = 192 + ( )=19 ()-12 = 37-()=211-()=9()-1 = 3()-10=411-()=712 - ()=96 + ( ) = 124 + () = 135 + ()=76-()=42 + () = 10()+1=6 ()-4=0()-1 = 102 + ()=9()+ 8=199-() = 14 + ( ) = 10 10 - ()=8()-19=19-()=614 - ()=011-(
26、 ) = 1 ()+ 6=148 + () = 15()-6=11()+ 3=10 ()-4=1313 - ()=73 + ()=1218 - ()=133 + ()=9()-1=19 + () = 1416 -()二13 9-() = 5()+ 17=209-()=2()-4=1117 - ()=12()+8=1612 - () = 116 + ( ) = 17 12-( ) = 5 ()+ 1=18()+ 4=13()-4=129 + () = 10()-1二15()-3 = 1612 + () = 1910-()=69 + () = 1220-() = 17()-6=9()-8=0()+
27、 8=1316-() = 14()-9=1017-() = 15()-10=1019 + ()=20()+ 3=175 + () = 10()-15 = 1()+2=1220-() = 195 + () = 176 + () = 192 + () = 1217-()=716-()=713-()=29 + () = 1713 + ()=15()-1=1220-() = 1416 + () = 19()+ 10=20()+6=79 + ()=116 + () = 13()-U()+ 3 = 148-() = 5()+3=713-()=018 + () = 19()+ 9=1012 + () = 1
28、3()+19=208-()=6()-6=3()-12=211-()=4()-12=419-() = 317-() = 10()-1=18()-7=0()+ 5 = 154 + () = 16()-1=2()-4=1615 + () = 16()+ 5 = 12 10-( ) = 1()-3=14 ()+1=9()-3 = 121 + ()=8()-14=5 5 + () = 1119-()=0()+8=9 16-()=911-() : 58-()=7()+2=6()+2=13 12 - ()=8()+ 5 = 11 6-() = 15 + () = 18()+ 11=14()-8=10()-5
29、=9 19-() = 13()+7=12()+4=813 + () = 167 + ()=8()+ 8=18()-18=114 + ( ) = 18 13 + () = 17()-6=4 10-() = 3()-12 = 113-()=619-()=9( )-13 = 32 + () = 1717-() = 19 + () = 197 + ()=201 + () = 1514-()=6()-12=7()-H=3()+ 1=15()-5=5()-1=147 + () = 14()-9=9()+6=20()+ 10=17()-8=77 + ()=9()-9=217-()=2()+13 = 148-
30、()=410 + () = 14()+4=9()-1=17()+11=136 + ()=719-()=8()+5=619-() = 126 + ()=8()+11=2016 + () = 1812 - ()=71 + () = 19()-7=8()-10=5()+7=204 + ()=19()-2=5()-16=013-()=4() + 2 = 7 + ( ) = 1119 - ()=6()-11=6()-13=5 ()+14=16()-5=146 + ()=9()+12=20()+15=166-() = 5()+10=1418 - ()=215 + () = 19()-3=0()+ 10=1
31、1()-10=820-()=2()+14=1715 + () = 182 + ()=811 + () = 1811 + () = 17()+ 11 = 161 + ()=23 + () = 1613-() = 3()-13=7()-14=110-()=014-() = 1220-() = 57-()=4()-14=416 + () = 17()-12=0()-15 = 317-() = 5()-5=610-()=717 - ()=4()-5=4()-1=86-()=2()+4=15()+1=4()-4=113 + () = 1412-() = 3()+ 5 = 1617-()=9()-9=0(
32、)+8=2016 + ()=208 + () = 1913-()=8()+8=1413-()=98-( ) = 3()-14=65 + ()=8()-3=14 + () = 11()-4=39 + () = 188 + ( ) = 11 ()-7=11 ()-10=211 - ()=0()+ 6=1820-() = 15()-i=o()+1=511 + ()=2016 - () = 103 + () = 1518-()=0()+ 5 = 18()-15=0()+11=1215 - () = 13()+18=20()-5=11()-1=16()+ 1 = 12()-12=6()-8=212 +
33、() = 158 + () = 1815 - () = 10()-5=014 - ()=73-() = 1()+4=10()-8=3()+ 17=1816-()=6()-6=1214 - ()=810 + () = 132 + () = 5()+ 10=13()+4=5()+14=18()-1=9()-4=1012 + () = 163 + ()=817 + ()=20()-3=1516-()=2()+ 5 = 13()+13=17()-2=2()-8=11()+2=1917-()=86 + ()=20()+ 10=1516-() = 5()+1=318 - () = 1()-2=16 ()+
34、11=15()+ 11=184 + ()=94 + () = 12()-8=5()+16=181 + ()=310 + () = 165-()=313-() = 1112-() = 67-() = 1( )+ 1 = 11()217()+5=2018 + ()=2014-() = 117-() = 3()-11=7()+16=191 + () = 13()-4=1412 + () = 14()+ 9=17()-6=2()+7=106 + ()=151 + ()=4()+16=201 + () = 17()+3=67-()=66-() = 3()+ 15 = 185-()=22 + () = 1
35、16 + () = 187 + () = 11()+14=192 + ()=47 + ()=162 + ()=620-() = 127 + () = 139-()=720 - ()=912 + () = 17()-9=1120 - ()=017-()=08-( ) = 115-()=220-()=3()+ 7=17()+ 13 = 15 ()-3=1112 - () = 1019 - ( ) = 15 14-( ) = 5()+5=715-()=6()-16=4()+ 9=14()-2-0()-15=45 + ()=209 + () = 16()-8=412-() = 120-() = 13(
36、)+6=156 - ()=0()-3 = 1020-() = 182 + ( ) = 14 ()-1=13 16-()=8()+2=5 5-()=4()+4=12()+8=1516-() =12()+1 = 1016-() =1519 -()=16 12 + () =1910 - ()69 + () =12()-3=17()-6=9()-8=0()+ 8=13()-2二1419-() = 1017-() = 15()-10=10()+ 1=20()+3=17 5 + () = 10()-1=210 + () = 1220 - () = 195 + () = 176 + () = 19()+10
37、=1217 - ()=7()-9=7()-11=29 + () = 1713 + () = 15()-1=1220-( ) = 1416 + ( ) = 19 ()+ 10=201 + ()=79 + () = 116 + () = 1315-()=4()+ 5 = 11错误率：8 - () = 54 + ()=7()-13=0()+1=19()+ 9=1012 + ()=131 + ()=208-()=6()-6=3()-=2()-7=4()-12=4()-16=317 - ()=10()-1=187-()二。10 + ()=154 + ( ) = 16 19 - ()=9()-3=8()+
38、3=1017-() = 13()-6=73 + ()=12()-5 = 13()+6=9()-1=1()+ 5 = 14()-3=13()-4=5()+ 17=20()-7=215 - () = 11()-5 = 12()+ 8=1612 - () = 11()+11=1712-() = 57 + () = 19()-17=2()+2=1614 + () = 19()-12=88 + () = 10()+4=7()+ 6=19()+10=16()+9=192 + () = 1915-()=3()-5=211 - ()=94-() = 3()-10=4()-4=7()-3=96 + () = 12错误率：4 + () = 135 + ()=7()-2=4()+8=106 + ()=64-()=0()-1=102 + ()=911 + () = 199-() = 14 + () = 10()-2=8()-19=1()-