口算练习(一)——20以内加减法速算
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6+5= 9+1= 5+13= 16-6= 4+9= 10-4=
8+8= 0+10= 6+7= 6+6= 13-3= 7+5=
11+9= 2+8= 2+9= 18-9= 10-8= 7-1=
4+8= 5+1= 16-2= 11+9= 12+6= 17-2=
3+12= 19-1= 8+7= 9+3= 0+10= 8-3=
4+13= 12-0= 10+4= 17-2= 15-9= 8+2=
5+7= 6+7= 5+13= 2+17= 7+7= 7+7=
6+6= 10+9= 8-3= 12-6= 10-1= 10-4=
8+12= 4+2= 3+1= 16-6= 16-8= 12+2+3=
11+9= 11+3= 2+7= 8+6= 5+12= 7-5+8=
9-7= 4+5= 5+2= 4+11= 7-1+7= 8-8+8=
8+3= 8+6= 8-7= 12-3= 5+7+3= 16-9=
14-4= 5+3+9= 8-4= 10-8= 12-6+8= 14-5=
3+9= 12+7-8= 12-2= 12+6= 4+9= 12+2+3=
6+9= 9+1= 4+8= 0+10= 8+8= 7-5+8=
3+15= 0+10= 9-1= 15-9= 16-7= 8-8+8=
6+8 2+8= 7-2= 7+7= 4+4+4= 16-9=
3+9= 5+1= 5+5= 18-1= 6+8= 14-5=
16-9= 19-1= 16-4= 16-8= 8+8+2= 12+2+3=
12-7= 12-0= 9+5+1= 5+7= 9-2+8= 3+9=
11+9= 6+7= 7+9+3= 7-3+7= 13-6+6= 16-9=
4+7= 16-3= 8-3= 7+7+3= 11-6= 12-7=
3+12= 7-2= 3+1= 12-7+8= 16-3= 9-2=
14-7= 14-6= 2+7= 4+11= 9-5= 9+3=
14-6= 10+4= 5+2= 12-3= 8+8= 10-4=
3+2= 9-5= 18-9= 19-4= 16-7= 5-5=
4+3= 7-6= 11+9= 6-1= 4+4+4= 9+6=
13-5= 5+7= 9+3= 15+5= 6+8= 9-7=
3+9= 6+8= 17-2= 12-4= 8+8+2= 16-2-3=
2+7= 12-9= 2+17= 7+2= 9-2+8= 9+3=
13-7= 8+5= 12-6= 5+6= 13-6+6= 17-2=
18-9= 19-7-3= 11-4= 8+7= 11-6= 8+7=
11-2= 10+3-6= 3+4+7= 13-4= 16-3= 5+6=
7+9= 17-5-7= 6-2+6= 3+7= 5-5= 12-7=
6+5= 16-3= 18-9= 8+7= 9+6= 18-4=
9+7= 18-3= 10-4= 6+7= 7+13= 9+4=
18-6= 3+7= 7+5= 12-5= 5+13= 7-2=
3+15= 8+7= 7-1= 3+5= 6+7= 2+8=
15+3= 5+6= 17-2= 15-3= 2+9= 12+6=
17-9= 12-7= 8-3= 17-9= 16-2= 10-3=
9-4= 18-4= 8+2= 19-4= 8+7= 7-2=
16-10= 13-6= 10-4= 6-1= 10+4= 14-3=
5+5= 4+7= 14-2= 15+5= 5+7= 10+4=
12-9= 9-6= 6-6= 12-4= 17-8= 9-5=
7+13= 17-8= 6+6= 7+2= 11-2= 7-6=
5+13= 5+6= 15-2= 5+6= 9-4= 5+7=
6+7= 14-4= 10+9= 8+7= 6+4= 6+8=
13-11= 9+5+6= 9+4= 13-4= 8+5= 15-9=
7+5= 5+6+7= 7-2= 8+5= 7+8= 8+5=
10-9= 9+8-6= 2+8= 11-9= 12-4+7= 9-7+8=
11+7= 18-3= 12+6= 11+9= 16+3-9= 10+3-6=
9+10= 3+7= 3+4+6= 9+2= 2+9= 17-5-7=
14-7= 8+7= 18-1+3= 14-7= 16-2= 20-2=
7+8= 5+6= 6-2+8= 3+8= 8+7= 16-6=
12-3= 4+9= 13-5+2= 12-4= 10+4= 6+6=
8+9= 2+10= 14-2= 3+9= 5+7= 18-9=
7-3= 5+8= 6-6= 17-6= 17-8= 11+9=
18-9= 5+6= 6+6= 18-9= 11-2= 9+3=
15-9= 19-5= 15-2= 15-9= 9-4= 17-2=
4+9= 12-6= 10+9= 4+7= 14-9= 2+17=
8+5= 5+7= 9+4= 3+5= 3+3+3= 12-6=
9-7= 10+9= 7-2= 9-3= 9+6= 11-4=
16-8= 4+9= 2+8= 16-8= 12+2+3= 3+4+7=
12+4= 11+3= 12+6= 12+4= 7-5+8= 6-2+6=
15-7= 14-7= 3+4+6= 15-7= 8-8+8= 13-5+2=
8+3= 8+6= 18-1+3= 5+3= 16-9= 14-8+3=
11-3= 15+3-9= 6-2+8= 11-3= 14-5= 20-2=
7+11= 2+9-8= 13-5+2= 1+11= 5+4= 16-6=
14-9= 7+4-5= 14-2= 15-9= 14-9= 6+6=
10+5= 4+9= 6-6= 14+5= 3+3+3= 18-9=
5-2= 2+10= 6+6= 15-2= 9+6= 11+9=
11+7= 5+8= 15-2= 11+6= 12+2+3= 9+3=
17-5= 5+6= 10+9= 11-5= 7-5+8= 17-2=
13-7= 19-5= 14-9= 10-7= 8-8+8= 2+17=
3+13= 14-5= 9+6= 13-3= 9-7= 3+9=
6+12= 6+4= 9+3= 6+4= 12-6= 13-2=
17-8= 11-5= 10-4= 11+1= 3+5= 8+6=
5+15= 7-6= 10+4= 8-3= 5+9= 10+4=
18-8= 6+7= 6-2= 10-4= 17-9= 5+4=
11-8= 9+8= 6-4= 7+5= 9-2= 17-7=
12+5= 12-9= 10-5= 7-1= 16-11= 9+6=
2+18= 8+4= 10-6= 17-2= 15+5= 12+2+3=
4+9= 11-4= 8+7= 8-3= 15-9= 7-5+8=
9-5= 10+3-6= 19-1= 8+2= 7+5= 8-8+8=
14+2= 5-3+10= 9-2= 7+7= 5+12= 16-9=
13-8= 17-3-7= 9+3= 12+1= 1+7= 12-5+7=
6+12= 3+9= 10-4= 4+6= 13-10= 10+3-9=
14-5= 13-2= 5-5= 10+3= 7+5= 3+10-5=
7+9= 8+6= 9+6= 7+1= 11-9= 4+16=
12+6= 10+4= 9-7= 8-1= 11+1= 12-3=
7+13= 5+4= 16-2-3= 1+7= 9+3= 10-4=
16-4= 17-7= 5+7-7= 8+8= 12-7= 10+6=
15+3= 9+6= 6-4= 12-4= 7+3= 0+10=
10-8= 17-3= 10-5= 16-7= 6-3= 17-9=
5+13= 9-2= 10-6= 8+6= 1+9= 4+6=
4+8= 3+9= 8+7= 7+13= 7-5= 11-1=
16-8= 10-5-5= 19-1= 9+1= 14-9= 16-8=
4+7= 10+6+4= 9-2= 5+7-4= 15-6= 6+9+1=
14-9= 1+3+9= 9+3= 12+3-9= 4+5= 17-3+6=
3+10= 7-5+5= 10-4= 12+1= 7+5= 5+11+3=
18-11= 9-2+6= 5-5= 4+6= 19-17= 2+2+12=
3+14= 17-8= 17+3= 10+3= 16-12= 2-7+8=
8-5= 6+2= 17-15= 7+1= 12-4= 15-8=
12-11= 10-5-5= 13-7= 8-1= 15-7= 4+6=
4+9= 10+6+4= 15-10= 1+7= 8+3= 18-9=
15-7= 11-9= 7-2= 8+8= 11-6= 10+8+2=
( )+3=10 4+( )=9 2+( )=3 ( )-2=8 ( )-5=6 4+( )=6
4+( )=5 14-( )=14 ( )-4=11 ( )-4=1 ( )+6=12 8+( )=15
10-( )=4 5+( )=12 ( )+13=20 0+( )=14 8+( )=10 ( )-7=3
5+( )=11 10-( )=8 5+( )=9 12-( )=6 ( )-3=3 5+( )=12
18-( )=8 ( )-4=6 12-( )=5 10-( )=3 ( )+4=7 18-( )=9
( )-3=9 ( )+6=12 9-( )=2 4+( )=12 5+( )=5 ( )-3=6
( )+6=14 8+( )=13 ( )-6=3 8-( )=7 13-( )=7 ( )-6=1
7+( )=13 ( )-4=3 ( )-8=11 5+( )=7 8-( )=4 ( )-18=0
11-( )=4 ( )+3=7 1+( )=12 4+( )=13 ( )-6=2 ( )+3=12
20-( )=4 5+( )=9 12-( )=4 ( )-7=3 ( )-8=0 14+( )=15
( )-5=4 13-( )=10 16-( )=6 5+( )=16 0+( )=6 10-( )=7
( )-4=10 8-( )=6 4+( )=6 18-( )=9 17-( )=8 5+( )=13
14-( )=7 ( )-6=8 7-( )=5 ( )-2=9 14-( )=5 18-( )=8
( )-6=12 ( )-8=0 6+( )=13 ( )-6=1 14+( )=20 ( )-3=9
( )+3=9 0+( )=13 8+( )=15 ( )-8=12 8-( )=2 ( )+6=14
6+( )=12 12-( )=5 ( )-6=3 ( )+4=10 3+( )=7 7+( )=13
11-( )=10 14-( )=6 5+( )=11 14+( )=15 20-( )=8 12-( )=8
10-( )=4 4+( )=20 13-( )=8 16-( )=4 ( )-4=10 19-( )=10
( )-6=9 8-( )=4 ( )-3=6 5+( )=10 ( )+6=6 ( )-5=14
( )-4=13 0+( )=7 ( )+4=10 12-( )=8 ( )-5=5 ( )-4=10
14+( )=19 20-( )=8 5+( )=13 ( )-1=9 ( )-3=12 16-( )=7
18-( )=14 ( )-4=11 14-( )=4 ( )+6=14 14-( )=7 ( )-6=12
5+( )=10 ( )+6=14 11-( )=4 7+( )=13 ( )-0=5 ( )+3=9
20-( )=8 ( )-5=2 ( )-5=3 10-( )=4 ( )+7=8 4+( )=7
( )-4=13 ( )-3=10 ( )-5=10 20-( )=18 6+( )=12 8+( )=19
( )+6=15 14-( )=7 16-( )=7 ( )-2=14 20-( )=10 ( )-5=3
8+( )=13 ( )-0=12 ( )-6=5 ( )-4=3 14-( )=3 ( )-4=7
( )-4=6 ( )+4=8 14-( )=8 17-( )=7 ( )-6=11 ( )+6=15
( )+3=5 6+( )=15 ( )-4=3 ( )-6=3 ( )-4=9 4+( )=13
3+( )=8 20-( )=10 ( )+6=12 ( )+4=9 20-( )=4 ( )-4=11
15-( )=10 10-( )=3 ( )-5=4 6+( )=11 ( )-5=13 ( )+3=6
8-( )=4 ( )-6=11 ( )-3=6 12-( )=4 ( )-4=4 3+( )=8
( )-6=8 ( )-4=9 16-( )=7 10-( )=4 16-( )=7 15-( )=12
( )-4=0 4+( )=19 ( )-0=6 ( )-6=9 ( )-6=1 9-( )=4
4+( )=13 15-( )=4 ( )+4=12 ( )-4=13 ( )+3=14 ( )-3=8
17-( )=8 8+( )=11 ( )-3=8 ( )+3=10 6+( )=16 ( )-14=0
16-( )=8 13-( )=6 ( )-14=0 4+( )=9 13-( )=10 ( )-4=3
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