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1、20以內(nèi)的加減法一課一練1耗時(shí):得分:8 + 4 =15 - 7 =14 - 8 =5 + 7 =14 - 6 =12 - 5 =5 + 8 =13 - 4 =5 + 9 =7 + 4 =13 - 6 =16 - 9 =15 - 6 =13 - 9 =9 + 2 =9 + 6 =11 - 5 =3 + 8 =18 - 9 =6 + 7 =7 + 9 =11 - 9 =11 - 6 =14 - 5 =9 + 5 =7 + 6 =12 - 9 =9 + 8 =6 + 8 =12 - 4 =9 + 7 =13 - 8 =13 - 5 =8 + 7 =16 - 7 =7 + 7 =8 + 3 =17
2、- 9 =11 - 2 =12 - 7 =7 + 8 =13 - 7 =5 + 6 =17 - 8 =14 - 8 =6 + 6 =15 - 9 =8 + 8 =4 + 8 =16 - 8 =8 + 5 =14 - 9 =()-6 = 86 +()= 1116 -()= 133 +()= 122 +()= 1118 -( )= 128 +()= 14()-7 = 10()-12 = 06 +()= 15()-9 = 47 +()= 129 +()= 13()-7 = 1218 -()= 14()+ 3 = 12()-8 = 8()+ 9 = 13()+ 9 = 1815 -( )= 88 +(
3、)= 1714 -( )= 7()-6 = 10()-3 = 1212- 3 + 4 =6 - 5 + 14 =4 + 9 - 6 =4 + 7 - 3 =19 - 9 + 7 =4 + 9 - 7 =3 + 15 - 9 =12 - 8 + 59 + 6 - 7 =13 - 7 - 4 =5 + 7 + 4 =17 - 9 + 811 - 8 + 4 =14 - 7 + 5 =11 - 4 + 8 =18 - 8 - 56 + 8 - 9 =11 - 7 + 6 =15 - 7 - 4 =13 + 2 - 617 - 8 - 5 =12 + 3 + 5 =12 - 6 + 8 =16 - 6
4、 + 320以內(nèi)的加減*2耗時(shí):得分:8 + 7 =9 + 9 =16 - 8 =7 + 9 =14 - 5 =5 + 7 =9 + 4 =15 - 6 =9 + 6 =14 - 9 =4 + 8 =6 + 7 =5 + 8 =7 + 7 =17 - 8 =2 + 9 =18 - 9 =4 + 9 =7 + 5 =6 + 8 =6 + 6 =11 - 6 =8 + 9 =16 - 7 =9 + 2 =7 + 6 =15 - 9 =9 + 3 =8 + 6 =15 - 7 =9 + 5 =14 - 8 =16 - 9 =3 + 9 =13 - 4 =3 + 8 =14 - 7 =8 + 3 =1
5、5 - 8 =9 + 8 =5 + 9 =17 - 9 =8 + 8 =11 - 7 =11 - 5 =9 + 7 =14 - 6 =8 + 5 =7 + 8 =8 + 4 =11 - 4 =6 + 9 =()+ 9 = 1111 -( )= 9()+ 6 = 15()-7 = 517 -(尸 98 +()= 1715 -( )= 95 +()= 14()-7 = 7()-9 = 93 +( )= 11()-7 = 9()+ 9 = 1315 -(尸 6()+ 6 = 129 +()= 18()-8 = 54 +()= 127 +( )= 14()-6 = 69 +()= 16()-7 = 8
6、()-8 = 3()+ 7 = 1117 - 6 - 7 =4 + 5 + 9 =6 + 8 + 4 =13 - 8 + 6 =8 + 8 - 7 =11 - 4 + 5 =15 - 8 + 9 =3 + 7 + 6 =10 + 6 - 8 =16 - 5 - 6 =3 + 8 + 8 =16 - 5 - 8 =14 - 8 + 8 =9 + 7 - 6 =12 - 6 + 2 =6 + 8 + 3 =16 - 8 - 5 =2 + 8 + 5 =4 + 5 + 2 =13 - 4 + 7 =4 + 5 + 7 =17 - 8 + 3 =10 - 5 + 4 =12 + 6 - 9 =20以內(nèi)
7、的加減*3耗時(shí):得分:11 - 4 =5 + 9 =13 - 4 =9 + 9 =9 + 5 =12 - 4 =8 + 8 =12 - 5 =14 - 6 =16 - 7 =11 - 3 =7 + 9 =12 - 9 =5 + 8 =7 + 7 =14 - 9 =9 + 8 =11 - 6 =13 - 7 =4 + 9 =6 + 8 =4 + 8 =8 + 6 =12 - 8 =11 - 8 =9 + 6 =13 - 5 =11 - 9 =8 + 5 =12 - 7 =6 + 6 =13 - 6 =7 + 8 =11 - 5 =18 -( )= 9()+ 9 = 1414 -( )= 7()-
8、5 = 8()-8 = 84 +(尸 1114 - 5 + 3 =4 + 5 + 3 =14 - 7 + 4 =4 + 6 + 6 =13 - 5 - 7 =7 + 6 + 5 =13 - 9 =16 - 8 =8 + 7 =6 + 9 =6 + 7 =12 - 6 =14 - 5 =11 - 7 =9 + 7 =3 + 9 =8 + 9 =15 - 7 =15 - 6 =7 + 6 =9 + 4 =5 + 7 =13 - 8 =18 - 9 =()+ 8 =119 +()= 1711 -( )= 313 -()=9()+ 3 = 11()+ 8 = 13()-5 = 9()-9 = 62 +
9、( )= 11()+ 9 =1814 -( )= 9()+ 7 = 149 +(尸12()+ 9 = 12()-8 = 9()-4 =716 -( )= 75 +( )= 144 + 4 + 9=7 + 7 - 8 =13 - 6 + 6 =14 - 5 + 9 =5 + 4 + 8 =9 + 7 + 2 =4 + 7 + 4=13 - 8 + 2 =13 - 4 + 5 =8 + 6 - 7 =14 - 5 + 8 =10 + 6 + 1 =14 - 8 + 1=3 + 8 + 7 =10 - 8 + 7 =13 - 3 - 8=16 - 6 - 9 =6 + 6 - 9 =20以內(nèi)的加減*
10、4耗時(shí):得分:6 + 9 =16 - 7 =5 + 7 =18 - 9 =15 - 6 =6 + 7 =8 + 9 =8 + 7 =14 - 8 =11 - 5 =12 - 5 =4 + 8 =13 - 7 =7 + 8 =6 + 5 =12 - 3 =9 + 9 =8 + 6 =14 - 5 =11 - 6 =13 - 4 =5 + 8 =17 - 8 =7 + 9 =5 + 6 =11 - 7 =7 + 6 =11 - 3 =14 - 7 =7 + 5 =5 + 9 =15 - 7 =8 + 8 =13 - 5 =11 - 2 =6 + 8 =9 + 5 =12 - 6 =9 + 4 =1
11、2 - 4 =13 - 6 =9 + 7 =11 - 4 =9 + 8 =12 - 7 =13 - 8 =7 + 7 =6 + 6 =4 + 9 =14 - 6 =9 + 6 =()-8 = 5()+ 8 = 12()-9 = 94 +( )= 139 +()= 18()-6 = 6()+ 8 = 11()+ 6 = 12()-3 = 86 +()= 1117 -( )= 916 -( )= 812 -(尸 3()+ 9 = 14()-6 = 8()+ 6 = 14()+ 9 = 1111 -( )= 9()-9 = 712 -( )= 515 -( )= 7()+ 7 = 139 +()=
12、133 +( )= 1215 - 3 + 4 =7 + 6 + 6 =12 + 4 - 3 =16 - 7 + 7 =10 + 5 - 6 =6 - 3 + 9 =12 - 3 - 6 =7 + 4 + 7 =18 - 6 - 5 =4 + 4 + 5 =11 - 6 + 9 =13 - 5 - 4 =11 - 6 + 8 =19 - 4 - 1 =5 + 6 + 8 =14 - 3 - 3 =7 + 6 - 5 =17 - 6 + 5 =10 + 5 - 4 =2 + 6 + 9 =11 - 8 - 2 =9 + 7 - 1 =14 + 5 - 2 =18 - 6 + 6 =20以內(nèi)的加減法
13、一課一練5耗時(shí):得分:7 + 8 =3 + 14 =6 + 9 =16 - 7 =16 - 8 =4 + 8 =2 + 16 =18 - 4 =5 + 12 =18 - 5 =4 + 12 =8 + 8 =15 - 7 =3 + 9 =6 + 6 =19 - 2 =9 + 9 =5 + 14 =17 - 8 =4 + 7 =13 - 5 =15 - 8 =4 + 9 =12 - 5 =12 - 4 =3 + 8 =17 - 4 =11 - 3 =5 + 6 =7 + 7 =19 - 3 =6 + 7 =12 - 6 =11 - 2 =14 - 5 =8 + 9 =6 + 8 =14 - 6 =
14、5 + 7 =13 - 4 =18 - 9 =7 + 9 =11 - 4 =7 + 12 =15 - 6 =12 - 3 =5 + 8 =14 - 7 =5 + 9 =11 - 5 =13 - 6 =2 + 9 =()+ 7 = 15()-6 = 7()+ 3 = 114 +(尸 1115 -(尸 8()+ 8 = 1113 -(尸 9()-9 = 2()+ 9 = 1816 -()= 92 +()= 116 +()= 1415 -(尸 6()-8 = 913 -(尸 8()+ 5 = 12()+ 9 = 129 +()= 16()-6 = 915 -( )= 914 -( )= 8()-8
15、= 6()+ 5 = 14()+ 9 = 1311 - 2 - 8 =7 + 2 + 9 =11 - 2 + 5 =2 + 3 + 3 =6 + 2 + 5 =8 - 2 + 6 =8 - 3 + 2 =6 + 2 + 7 =9 + 3 - 6 =10 - 2 - 7 =8 - 2 + 9 =8 + 2 - 8 =2 + 2 + 1 =6 - 2 + 3 =2 + 2 + 8 =2 + 8 + 2 =7 - 3 + 8 =4 + 5 - 7 =6 - 3 + 4 =8 - 5 + 1 =2 + 2 + 4 =6 + 2 + 6 =12 + 2 - 9 =6 - 2 + 7 =20以內(nèi)的加減*6
16、耗時(shí):得分:11 - 6 =5 + 8 =15 - 6 =4 + 9 =9 + 7 =7 + 12 =9 + 5 =4 + 12 =15 - 7 =8 + 9 =5 + 14 =7 + 8 =14 - 5 =11 - 2 =8 + 8 =3 + 9 =5 + 9 =13 - 5 =6 + 7 =11 - 3 =13 - 4 =9 + 2 =12 - 5 =9 + 6 =6 + 6 =13 - 6 =7 + 9 =12 - 6 =2 + 9 =6 + 8 =16 - 7 =13 - 7 =12 - 3 =16 - 8 =4 + 8 =9 + 8 =3 + 14 =6 + 9 =14 - 6 =1
17、2 - 4 =8 + 7 =17 - 8 =9 + 3 =11 - 5 =14 - 8 =3 + 15 =11 - 4 =9 + 9 =9 + 4 =7 + 7 =14 - 7 =5 + 7 =17 -(尸 9()+ 9 = 16()-7 = 4()+ 9 = 14()+ 9 = 1312 -()= 614 -(尸 68 +()= 1218 -(尸 9()-8 = 7()+ 9 = 12()-8 = 3()+ 5 = 12()+ 8 = 146 +()= 153 +(尸 1111 -( )= 92 +()= 11()-4 = 9()-7 = 89 +()= 18()-5 = 616 -(尸 9
18、()+ 9 = 179 + 4 - 8 =17 - 5 + 2 =7 + 5 - 9 =10 - 3 + 9 =7 + 3 + 8 =10 + 2 - 7 =13 - 7 + 1 =3 + 6 + 5 =12 - 6 + 5 =16 - 2 - 7 =2 + 7 + 9 =11 - 5 + 6 =5 + 5 + 4 =10 - 5 + 8 =17 - 6 - 8 =5 + 7 + 3 =15 - 4 - 9 =4 + 3 + 7 =8 + 5 + 2 =12 - 3 + 7 =17 - 5 + 4 =13 - 7 + 3 =3 + 6 + 1 =3 + 5 + 6 =20以內(nèi)的加減法7耗時(shí):得
19、分:19 - 2 =8 + 7 =17 - 9 =9 + 7 =18 - 9 =19 - 3 =5 + 6 =16 - 3 =7 + 9 =3 + 8 =15 - 8 =16 - 9 =7 + 8 =17 - 8 =9 + 9 =6 + 8 =15 - 9 =8 + 6 =17 - 3 =12 - 8 =6 + 7 =4 + 9 =12 - 6 =6 + 9 =2 + 9 =16 - 7 =11 - 9 =7 + 7 =13 - 8 =8 + 9 =6 + 6 =12 - 7 =8 + 8 =12 - 9 =18 - 2 =4 + 8 =5 + 7 =11 - 7 =3 + 9 =16 - 8
20、 =14 - 9 =19 - 4 =7 + 6 =9 + 8 =4 + 7 =5 + 9 =11 - 8 =5 + 8 =11 - 2 =14 - 8 =8 + 5 =13 - 9 =()+ 5 = 1218 -()=16()-8 = 8()+ 9 = 14()-7 = 6()-3 = 93 +()= 1211 -()= 74 +()= 137 +(尸17()-2 = 14()+ 10 = 19()-8 = 3()+ 8 =11()-9 = 916 -()= 718 -( )= 14()+ 13 =1511 -()= 3()+ 9 = 11()+ 8 = 1212 -()=56 +()= 19
21、8 +( )= 188 + 5 - 3 =12 - 4 - 2=13 + 4 - 7 =14 - 7 + 5 =17 - 6 - 6 =5 + 7 + 5 :=18 - 7 - 9 =8 + 6 + 4 =6 + 5 - 2 =11 - 2 + 3=14 + 3 - 8 =15 - 7 + 2 =16 - 5 - 3 =9 + 4 - 4 =13 - 3 - 4 =14 + 3 - 6 =10 + 2 + 6 =18 - 7 + 4=7 + 6 + 3 =18 - 7 - 7 =15 - 4 + 6 =16 + 2 - 9=18 - 8 - 8 =6 + 6 + 2 =20以內(nèi)的加減法一課一練
22、8得分:耗時(shí):8 + 5 =12 - 6 =8 + 8 =14 - 5 =4 + 8 =2 + 9 =17 - 8 =7 + 6 =11 - 4 =6 + 5 =18 - 9 =8 + 7 =12 - 3 =11 - 6 =13 - 5 =4 + 7 =6 + 6 =16 - 7 =16 - 8 =15 - 7 =13 - 4 =3 + 8 =11 - 5 =6 + 7 =17 - 9 =12 - 8 =9 + 9 =6 + 8 =5 + 7 =15 - 6 =13 - 6 =11 - 8 =14 - 7 =8 + 4 =14 - 6 =7 + 8 =11 - 7 =7 + 7 =16 - 9
23、 =()+ 13 = 189 +()= 19()-9 = 7()-4 = 13()+ 12 = 172 +()= 114 +()= 1118 -()= 12()-8 = 415 -(尸 8()+ 9 = 1219 -()= 16()-5 = 916 -(尸 96 +()= 187 +()= 19()-8 = 9()+ 4 = 123 + 9 + 3 =5 + 8 - 6 =16 - 9+ 1 =15 - 2 - 5 =11 - 9 + 5 =2 + 9 + 4 =7 + 4 =4 + 14 =5 + 8 =12 - 4 =8 + 3 =2 + 16 =7 + 5 =11 - 3 =5 + 14
24、 =12 - 5 =8 + 6 =11 - 2 =5 + 6 =()+ 9 = 1316 -()= 812 -(尸 7()+ 11 =193 +( )= 11()-4 = 83 + 8 - 9 =17 - 9 + 2 =11 + 2 - 5 =12 + 2 - 3 =18 - 9 - 7 =5 + 9 + 2 =18 - 2 - 3 =18 - 9 - 8 =4 + 9 + 5 =14 - 3 - 9 =12 - 9 + 3 =6 + 8 - 8 =17 - 8 - 4 =4 + 9 - 7 =4 + 9 + 1 =16 - 8 - 6 =9 + 8 - 4 =11 - 9 + 4 =20以內(nèi)
25、的加減法9耗時(shí):得分:11 - 9 =6 + 8 =13 - 5 =11 - 3 =13 - 6 =12 - 7 =3 + 8 =14 - 8 =6 + 6 =17 - 8 =11 - 6 =6 + 7 =14 - 9 =8 + 8 =13 - 7 =4 + 10 =12 - 4 =5 + 6 =3 + 16 =11 - 4 =5 + 8 =11 - 2 =4 + 11 =7 + 8 =4 + 7 =4 + 8 =12 - 9 =5 + 7 =13 - 8 =18 - 4 =16 - 8 =13 - 9 =11 - 5 =12 - 6 =7 + 9 =14 - 6 =9 + 8 =14 - 5
26、 =7 + 7 =11 - 7 =13 - 4 =4 + 15 =12 - 3 =2 + 17 =4 + 14 =11 - 8 =18 - 3 =15 - 7 =12 - 5 =17 - 7 =14 - 7 =12 - 8 =8 +()= 1818 -(尸 9()+ 9 = 14()+ 13 = 1718 -( )= 153 +()= 11()-4 = 97 +( )= 1912 -(尸 4()-3 = 1411 -()= 9()+ 9 = 12()+ 10 = 1913 -(尸 9()+ 12 = 165 +( )= 1916 -( )= 14()-5 = 74 +()= 1315 -()=
27、 92 +()= 1116 -(尸 8()-6 = 99 +( )= 1812 - 4 + 4 =13 + 2 - 4 =6 + 6 - 3 =15 - 3 + 5 =18 - 6 + 3 =7 + 5 - 8 =19 - 4 - 7 =8 + 3 + 5 =5 + 7 - 7 =19 - 2 - 4 =13 + 5 - 5 =18 - 6 + 1 =19 - 7 - 8 =4 + 3 + 6 =18 - 7 - 3 =6 + 7 + 1 =8 + 8 - 9 =12 - 3 + 6 =10 + 4 + 4 =19 - 6 - 2 =4 + 5 - 6 =9 + 3 + 2 =11 - 2 +
28、 2 =11 + 2 + 3 =20以內(nèi)的加減法10耗時(shí):得分:6 + 6 =11 - 6 =3 + 8 =16 - 7 =9 + 8 =14 - 5 =17 - 8 =3 + 7 =4 + 2 =12 - 4 =8 + 8 =11 - 7 =8 - 3 =11 - 8 =18 - 9 =14 + 3 =11 - 5 =5 + 5 =6 + 7 =9 + 9 =6 + 13 =17 - 9 =12 - 6 =10 - 5 =12 - 3 =4 + 8 =11 - 3 =4 + 4 =7 + 7 =3 + 13 =7 - 3 =11 - 9 =6 + 8 =13 - 4 =3 + 6 =5 +
29、7 =12 - 7 =17 - 2 =2 + 8 =13 - 5 =8 + 7 =19 - 5 =16 - 9 =11 - 4 =11 - 2 =5 + 6 =12 - 5 =5 + 8 =4 + 6 =10 - 3 =4 + 7 =3 + 15 =5 +()= 14()-9 = 916 -()= 9()+ 9 = 13()-3 = 1217 -()= 15()+ 10 = 19()-8 = 3()-3 = 132 +()= 1115 -()= 98 +( )= 19()-7 = 5()+ 9 = 182 +()= 15()+ 8 = 113 +()= 1213 -(尸 7()-9 = 3()
30、+ 14 = 17()-6 = 5()+ 12 = 187 +()= 1911 -()= 83 + 4 + 4 =15 - 4 - 8 =16 - 8 - 7 =9 + 3 + 3 =13 - 2 - 2 =10 + 2 + 2 =6 + 3 - 2 =7 - 2 + 1 =12 + 3 - 7 =14 - 2 - 6 =7 - 2 + 4 =3 + 9 - 8 =10 - 4 + 2 =5 + 3 - 3 =10 + 3 - 9 =18 - 3 - 9 =8 + 4 - 5 =9 - 5 + 3 =11 - 4 - 3 =7 + 3 - 4 =11 - 3 - 5 =6 + 2 - 6 =1
31、7 - 4 - 4 =11 + 3 + 1 =20以內(nèi)的加減法11耗時(shí):得分5 + 9 =12 - 8 =2 + 9 =8 + 8 =16 - 8 =7 + 8 =12 - 5 =6 + 9 =8 + 5 =3 + 9 =14 - 8 =7 + 6 =15 - 7 =13 - 6 =12 - 7 =15 - 8 =9 + 2 =6 + 8 =8 + 7 =9 + 9 =16 - 7 =4 + 9 =13 - 7 =4 + 8 =6 + 7 =8 + 3 =7 + 9 =14 - 7 =17 - 9 =13 - 8 =5 + 6 =8 + 6 =5 + 7 =12 - 9 =8 + 4 =11
32、- 6 =15 - 6 =7 + 7 =11 - 5 =9 + 7 =8 + 9 =9 + 4 =3 + 8 =14 - 6 =12 - 6 =11 - 8 =17 - 8 =5 + 8 =9 + 3 =6 + 6 =9 + 8 =11 - 9 =11 -(尸 4()-9 = 44 +()= 1317 -()= 93 +()= 11()+ 10 = 18()-8 = 99 +( )= 19()-3 = 152 +()= 14()-3 = 9()+ 9 = 11()+ 9 = 18()-2 = 94 +()= 1716 -()= 7()-7 = 813 -(尸 6()+ 8 = 12()+ 14
33、 = 1615 -( )= 13()+ 7 = 1116 -()= 133 +( )= 1916 + 3 - 8 =5 + 7 - 4 =14 - 3 - 7 =13 + 4 + 2 =15 - 6 - 4 =14 - 6 - 1 =10 - 6 - 3 =18 - 4 + 2 =10 + 5 - 2 =16 - 4 - 6 =7 + 3 + 4 =11 + 4 - 9 =6 + 4 - 1 =7 + 4 - 6 =16 - 4 + 3 =7 + 4 - 7 =13 - 4 + 1 =15 - 4 - 5 =8 + 4 + 1 =9 + 7 - 5 =7 + 4 + 3 =8 + 7 - 3
34、=16 - 4 - 2 =17 - 3 - 8 =20以內(nèi)的加減法耗時(shí):一課一練12得分:2 + 9 =7 + 7 =18 - 3 =3 + 8 =18 - 9 =11 - 5 =8 + 7 =17 - 9 =4 + 14 =3 + 9 =11 - 9 =4 + 7 =12 - 4 =14 - 2 =4 + 8 =13 - 5 =8 + 9 =5 + 6 =12 - 9 =6 + 6 =6 + 7 =16 - 9 =4 + 9 =11 - 7 =12 - 7 =8 + 8 =14 - 7 =5 + 7 =13 - 9 =7 + 9 =6 + 13 =16 - 8 =6 + 12 =14 - 6
35、 =15 - 9 =5 + 9 =5 + 8 =15 - 3 =7 + 8 =18 - 4 =15 - 7 =2 + 17 =11 - 3 =3 + 13 =17 - 4 =10 - 7 =6 + 9 =13 - 7 =9 + 9 =14 - 9 =12 - 6 =6 + 8 =11 -( )= 2()+ 10 = 1912 -(尸8()+ 9 = 13()+ 8 = 112 +()= 15()-9 =52 +( )= 1913 -(尸 59 -(尸 23 +()=12()-9 = 8()+ 14 = 18()-2 = 1711 -(尸58 +( )= 1818 -( )= 162 +()=
36、11()+ 15 = 17()-6 = 99 +()= 18()-8 = 812 -(尸55 +( )= 145 + 5 - 2 =18 - 9 - 4 =14 - 6 - 3 =7 + 7 - 6 =16 - 8 - 5 =7 + 6 - 3 =16 - 3 - 8 =13 - 6 + 84 + 7 - 9 =17 - 5 - 8 =8 + 8 - 4 =15 - 6 - 212 - 5 - 6 =15 - 5 - 9 =13 - 9 - 2 =9 + 5 - 5 =13 - 7 - 6 =8 + 7 - 8 =16 - 7 + 8 =3 + 6 + 84 + 5 + 9 =14 - 6 +
37、 9 =4 + 8 - 7 =17 - 3 - 920以內(nèi)的加減法13耗時(shí):得分:8 + 5 =19 - 7 =5 + 7 =9 + 2 =3 + 14 =12 - 4 =18 - 9 =17 - 4 =13 - 4 =3 + 9 =11 - 5 =8 + 8 =15 - 6 =17 - 8 =9 + 4 =12 - 5 =6 + 9 =16 - 2 =16 - 8 =17 - 3 =11 - 4 =7 + 5 =15 - 3 =5 + 9 =19 - 5 =15 - 2 =8 + 6 =13 - 5 =13 - 6 =9 + 9 =12 - 3 =16 - 7 =6 + 6 =14 - 6
38、=6 + 7 =8 + 3 =7 + 9 =18 - 4 =19 - 3 =7 + 4 =3 + 13 =14 - 7 =8 + 4 =14 - 5 =15 - 7 =8 + 7 =11 - 2 =6 + 5 =7 + 7 =12 - 6 =8 + 9 =11 - 3 =18-( )= 153+( )= 119-( )=418-( )= 12()-7 = 59+( )= 197 + 3-2 =13-5-4=6 + 6 - 9 =14-5-5 =19-5-9=4 + 4 - 8 =8 +()= 1913-()=42 +()= 15()+9 = 123+()= 1811 -()=617-8-3 =
39、4+8-3=15-6-6 =18-6-9 =8+8-7=11-6 + 9 =14-( )=5()+9= 144+( )= 13 ()-2 = 912-( )=9()+9= 115+7-5=17-6-7=14-5 + 9 =8 + 6 - 6 =13-4-8 =4 + 4 + 8 =4 +( )= 11()-7 = 918-( )=9()+ 12 = 197+( )= 1916-( )= 715-7 + 8 =18-7-2 =6 + 9 - 4 =12-8-2 =19-5-8 =3+7+9=20以內(nèi)的加減法一課一練14耗時(shí):得分:4 + 14 =9 + 2 =11-7 =3+1611-5 =7
40、+ 7 =14-5 =8 + 3 =9 + 6 =14-6 =8 + 8 =16-88 + 7 =6 + 5 =17-8 =7 + 6 =14-7 =18-9 =9 + 4 =11 -45 + 12 =9 + 8 =19-2 =17-97 + 5 =16-7 =4+13 =9 + 3 =11 - 6 =7 + 4 =11 - 8 =13 - 5 =9 + 9 =13 - 6 =8 + 4 =15 - 7 =13 - 4 =11 - 3 =12 - 6 =8 + 6 =6 + 6 =9 + 5 =15 - 6 =6 + 13 =11 - 9 =12 - 4 =8 + 5 =12 - 5 =6 +
41、 7 =12 - 3 =11 - 2 =9 + 7 =14 -( )= 62 +()= 11()+ 9 = 16()-8 = 8()+ 7 = 14()-5 = 718 -()= 9()+ 8 = 1112 -(尸 6()-7 = 44 +()= 1017 -()= 8()+ 5 = 11()-8 = 9()-6 = 98 +( )= 1511 -( )= 713 -(尸 99 +()= 17()-8 = 55 +()= 12()+ 8 = 13()-9 = 315 -()= 84 + 7 - 2 =13 - 4 + 8 =11 - 6 - 2 =9 + 5 - 3 =17 - 4 - 9 =
42、19 - 7 - 8 =8 + 5 - 4 =12 - 4 - 2 =13 - 8 + 9 =8 + 6 - 5 =14 - 6 - 8 =6 + 3 + 8 =9 + 4 - 8 =19 - 6 - 9 =9 + 7 - 6 =15 - 8 - 3 =11 - 5 + 9 =16 - 8 - 7 =17 - 8 - 5 =7 + 7 - 7 =2 + 8 + 9 =8 + 2 - 9 =13 - 4 - 6 =14 - 5 - 4 =20以內(nèi)的加減法一課一練15耗時(shí):得分:9 + 9 =15 - 9 =12 - 7 =6 + 7 =12 - 6 =4 + 14 =8 + 9 =19 - 8
43、=7 + 7 =13 - 9 =6 + 13 =4 + 8 =18 - 6 =7 + 9 =2 + 17 =12 - 9 =3 + 8 =11 - 7 =7 + 8 =4 + 12 =16 - 9 =17 - 2 =11 - 8 =6 + 9 =5 + 8 =4 + 7 =14 + 3 =5 + 7 =14 - 4 =18 - 9 =5 + 9 =2 + 16 =6 + 6 =14 - 7 =5 + 6 =17 - 9 =14 - 8 =4 + 9 =13 - 7 =6 + 8 =15 - 3 =15 - 8 =11 - 9 =16 - 8 =3 + 9 =11 - 6 =8 + 8 =12
44、- 8 =13 - 8 =3 + 15 =14 - 9 =2 + 9 =15 -(尸 9()-8 = 34 +()= 15()+ 6 = 13()+ 8 = 1514 -()= 7()+ 6 = 14()-9 = 5()-4 = 6()-8 = 211 -()= 48 +( )= 1713 -(尸 6()+ 9 = 14()-9 = 8()+ 7 = 16()+ 4 = 1219 -()= 12()-7 = 512 -()= 89 +()= 11()-5 = 89 +()= 18()-8 = 79 + 4 - 2 =13 - 6 - 2 =7 + 3 - 4 =18 - 9 + 8 =12 -
45、 7 - 2 =5 + 6 - 3 =15 - 7 - 7 =8 + 4 - 5 =13 - 5 + 9 =17 - 8 - 8 =6 + 6 - 6 =16 - 7 - 3 =7 + 4 + 8 =14 - 7 + 9 =18 - 9 - 8 =9 + 5 - 9 =18 - 3 - 9 =8 + 3 - 7 ;14 - 7 -6 =11 - 6 - 4 =4 + 6 - 8 =18 - 9 - 9=5 + 4 +9 =18 - 9 - 5 =20以內(nèi)的加減造L課一練16耗時(shí):得分:5 + 7 =3 + 8 =7 + 9 =11 - 6 =2 + 9 =18 - 9 =16 - 3 =6 +
46、 8 =14 - 5 =5 + 9 =17 - 8 =13 - 8 =8 + 7 =13 - 4 =4 + 8 =8 + 9 =15 - 6 =9 + 3 =18 - 2 =14 - 8 =5 + 6 =17 - 4 =9 + 7 =6 + 6 =9 + 8 =6 + 7 =14 - 6 =3 + 9 =12 - 9 =16 - 8 =9 + 9 =15 - 7 =4 + 9 =5 + 8 =11 - 9 =13 - 6 =11 - 4 =9 + 2 =7 + 7 =9 + 6 =8 + 6 =8 + 8 =16 - 7 =12 - 4 =12 - 7 =14 - 7 =9 + 5 =4 + 7 =9 + 4 =7 + 8 =11 - 3 =6 + 9 =()+ 8 = 1617 -()=9( )- 5=5()+ 8 = 14()-5 = 6()+ 7 =117 +()=1516 -()= 74 +()= 1213 -()=8( )- 6=6()-8 = 4()-8 = 611 -()=515 -(尸63 +(尸 1117-()=145 +()= 14()-9 = 4()+9 = 1812-()=9()-9 = 26+( )= 13()-7 = 85 + 8-2 =14-5-2 =12-9-
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