口算是数学教学方法之一。一种只凭思维及语言活动不借任何工具的计算方法。它能培养学生快速的计算，发展学生的注意、记忆和思维能力。口算熟练后有助于笔算，且便于在日常生活中应用。的小编精心为您带来了小学一年级加减法口算练习题（20以内）优秀6篇，希望可以启发、帮助到大家。
1+16=________9+1=________9+10=________6+14=________11+9=________
10-2=________18-17=________8-6=________9+6=________18-8=________
13+2=________19-12=________17-12=________7-5=________16-4=________
2+12=________13-1=________16-8=________15-8=________19-16=________
2+8=________14+3=________3+4=________15+5=________19-4=________
5-1=________19-10=________7-1=________6-1=________15-2=________
19-17=________6+13=________11-3=________20-15=________20-1=________
10+4=________7-6=________19-16=________6-3=________5+8=________
20-19=________1+8=________11+7=________9+7=________9-1=________
17-9=________17-7=________18-4=________14-13=________14+3=________
6+8=________13+3=________4+1=________9+8=________2+5=________
20-4=________20-19=________1+6=________2+13=________18-3=________
5-2=________6+7=________2+17=________5+4=________12-8=________
11+8=________16-4=________9+11=________15-3=________11+4=________
17-15=________12+1=________10-4=________5+4=________14-8=________
17-13=________5+12=________5+2=________14+1=________9-2=________
5+6=________11-6=________10+9=________5+8=________4+11=________
18-17=________13-1=________13-2=________5+2=________4+14=________
2+4=________5+3=________3+11=________13-6=________13-5=________
10-9=________14-2=________14-11=________14+2=________1+2=________
16-10=________5+6=________11-10=________18-16=________7+12=________
9-1=________20-15=________10-9=________20-8=________20-11=________
20-5=________20-18=________14+2=________14-10=________6+11=________
12+7=________12-10=________14+5=________18-4=________9+8=________
6+3=________16-4=________18-12=________1+17=________14+2=________
4+4=________10-2=________14-6=________17+3=________1+3=________
12-6=________12+6=________15+2=________5+13=________11-3=________
2+1=________16-14=________9+6=________1+8=________4+12=________
3+13=________7+6=________14-3=________18-5=________19-15=________
12+1=________12-1=________18-1=________13-11=________16+1=________
7-4=________2+5=________7+10=________16-5=________9-3=________
5-2=________14-3=________8+9=________7+12=________13-1=________
20-17=________7+13=________19-10=________6-1=________15-6=________
12-7=________5-1=________16-13=________3+17=________10+5=________
3+4=________19-11=________14-7=________18-17=________1+10=________
20-4=________8+11=________9-7=________15-10=________4+9=________
19-1=________6+6=________14-3=________18-7=________20-13=________
16+2=________3+4=________14-5=________16-2=________14-1=________
17-2=________7+8=________6+3=________2+14=________20-13=________
4-2=________6+8=________8-1=________20-16=________6+5=________
3+14=________14+3=________13+5=________10+2=________2+5=________
17-3=________3+7=________12-8=________9-4=________20-13=________
17-1=________12+3=________5+6=________13+6=________6+7=________
5+2=________7+7=________12-11=________5+8=________17-10=________
15-5=________20-1=________18-12=________7+1=________20-6=________
8+6=________3+13=________1+19=________11+6=________2+10=________
7+13=________10-2=________17-16=________1+8=________14+2=________
1+12=________9+5=________11-10=________3+3=________8+2=________
8+12=________3+17=________8+4=________1+4=________2-1=________
9+9=________19-5=________20-18=________8+7=________20-3=________
8+12=________14+3=________8-2=________17+1=________11-9=________
11-8=________2+17=________2+10=________8+12=________20-5=________
18-13=________15-9=________18-15=________1+8=________19-14=________
19-12=________20-13=________10+5=________18-6=________18-14=________
14-8=________12-9=________11-8=________7+8=________8-7=________
16-8=________10-8=________13+3=________4-1=________17+3=________
14-13=________10+9=________19-11=________6+4=________12+6=________
18-5=________1+17=________6-5=________3+16=________1+6=________
17-11=________10-1=________20-1=________14+1=________3+10=________
17-14=________18-7=________7+10=________10-2=________19-10=________
13-11=________15-1=________7+10=________16-1=________11-1=________
7+1=________13-9=________12+5=________19-1=________3+7=________
7+10=________3+4=________20-18=________18-10=________14-10=________
1+17=________20-1=________18-2=________1+7=________1+14=________
2+13=________13+2=________6+3=________2+15=________6+9=________
6-2=________12-2=________2+10=________1+13=________6-5=________
19-16=________8+8=________9+5=________5+2=________10+9=________
6+13=________17-7=________9+11=________5-2=________12+7=________
15-5=________16-15=________8-1=________3+14=________3+5=________
9+6=________19-6=________4+12=________2+18=________20-14=________
3+11=________16-11=________15-9=________10+8=________4+5=________
14-13=________11+2=________7+4=________15-1=________9-3=________
15-5=________17+2=________6+12=________10+1=________11-5=________
17-3=________12+2=________19-18=________20-15=________15-5=________
12-3=________6+4=________19-8=________7+5=________18-11=________
8+7=________11+2=________15-10=________15-4=________4+4=________
5+10=________5+8=________9+6=________6-2=________4-3=________
2+18=________8-2=________20-1=________19-15=________7+1=________
5+2=________4+12=________20-7=________1+19=________4+12=________
9-8=________5+10=________19-14=________5+9=________14+6=________
5+13=________13-2=________12-1=________7-2=________5+3=________
10-1=________12-2=________9+5=________13-1=________3+5=________
12+8=________11+7=________16-5=________18-13=________15-5=________
4+5=________13+4=________6+7=________11-10=________18-16=________
5-2=________15+5=________12+1=________19-16=________4+12=________
14-6=________7+8=________16-6=________3+7=________11-9=________
13-7=________19-18=________3+6=________20-9=________1+18=________
4+11=________7+13=________1+7=________13+2=________17-8=________
17-7=________2+5=________3-2=________7+10=________16-10=________
5+6=________14-2=________18-2=________11+7=________10-8=________
6+13=________17-3=________20-6=________7-4=________1+17=________
7-2=________7+3=________9+3=________20-19=________5-1=________
5-2=________14-2=________14-8=________20-15=________15+4=________
17-6=________6+2=________9-4=________11-2=________16-6=________
14+1=________2+5=________11-8=________2+17=________2+10=________
4+7=________5+4=________13-4=________6+1=________10-9=________
19-11=________14+6=________2+18=________1+12=________16-8=________
10-8=________13+3=________4-1=________8+4=________1+9=________
14-5=________8+1=________4+4=________7+2=________16-2=________
8+9=________7+6=________19-9=________16+4=________3+11=________
2+18=________18-6=________16-1=________2+12=________5+11=________
17-7=________5+1=________10-1=________12+5= www.baihua wen. ________11-2=________
15+1=________19-11=________10+9=________16-7=________2+15=________
16-15=________15+3=________9-4=________20-1=________6+8=________
2+5=________11-10=________2+6=________10+1=________5+6=________
13+4=________20-1=________2+7=________15-12=________1+2=________
20-3=________17-16=________9+1=________19-6=________5+2=________
14-1=________13+7=________19-4=________3+5=________17+3=________
14+3=________3+8=________8+4=________4+12=________1+5=________
1+14=________9-8=________19-18=________6+13=________13-3=________
9-2=________16-7=________16-15=________16+4=________18-14=________
18-5=________20-19=________17-5=________20-16=________10-5=________
11-4=________1+8=________16-11=________17-5=________6+2=________
6+10=________14-9=________18-11=________2+13=________6+8=________
13-12=________13-3=________19-4=________19-18=________8+5=________
10-4=________19-13=________3+1=________4+10=________2+3=________
8+9=________1+18=________3+15=________12-3=________19-12=________
9+7=________15-1=________14+5=________2+11=________1+5=________
6-1=________4+15=________4+4=________2+10=________17-3=________
15+2=________7+10=________6-5=________18+2=________2+14=________