A11 幼儿园小学一年级数学20以内减法口算题电子版31页3100道题每页100道排版好
20以内减法口算
1.11-8=26.16-10=51.14-3=76.6-4=
2.15-8=27.13-4=52.16-5=77.6-1=
3.17-9=28.4-3=53.16-3=78.10-8=
4.6-6=29.15-13=54.12-8=79.18-17=
5.9-8=30.20-19=55.6-6=80.18-18=
6.19-11=31.6-3=56.6-5=81.9-5=
7.6-3=32.16-6=57.19-14=82.11-1=
8.15-5=33.3-2=58.14-13=83.4-3=
9.17-4=34.4-1=59.19-7=84.4-3=
10.11-4=35.17-13=60.14-10=85.14-4=
11.9-9=36.9-1=61.2-1=86.1-1=
12.2-1=37.8-2=62.12-12=87.19-4=
13.2-1=38.13-13=63.1-1=88.3-1=
14.9-3=39.2-2=64.3-3=89.16-15=
15.11-7=40.20-9=65.16-6=90.8-7=
16.10-3=41.13-8=66.6-2=91.14-11=
17.6-4=42.7-2=67.3-2=92.2-1=
18.17-13=43.4-3=68.14-11=93.16-6=
19.19-18=44.10-4=69.16-2=94.4-3=
20.19-17=45.6-6=70.1-1=95.4-3=
21.6-5=46.14-10=71.14-13=96.13-9=
22.8-1=47.20-20=72.6-1=97.18-13=
23.10-6=48.3-2=73.8-1=98.16-9=
24.20-10=49.4-3=74.8-7=99.7-4=
25.12-4=50.20-13=75.17-7=100.6-3=
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