A12 幼儿园小学一年级数学20以内加减法口算题电子版31页3100道题每页100道排版好
20以内加减混合口算
1.3-3=26.6+4=51.3+3=76.4-1=
2.13-6=27.10+1=52.9-7=77.16-10=
3.8+3=28.14-8=53.5+4=78.14-9=
4.2+6=29.7+6=54.6+8=79.9+7=
5.8-6=30.19-17=55.5+10=80.20-11=
6.2+3=31.13-9=56.3+4=81.6+8=
7.3-2=32.14-5=57.10+9=82.10-4=
8.6-2=33.13-7=58.12-2=83.8-7=
9.2-1=34.8-7=59.3+9=84.4+2=
10.8+6=35.17-6=60.4+5=85.8-1=
11.12-9=36.6-4=61.10+7=86.9+7=
12.5-4=37.4-3=62.2+6=87.3+5=
13.13-13=38.1-1=63.2-2=88.10+1=
14.13-7=39.4+2=64.10-2=89.6-5=
15.8+6=40.3-1=65.19-15=90.20-17=
16.8-5=41.4+7=66.2+3=91.4+4=
17.14-13=42.20-7=67.2+3=92.5-4=
18.20-18=43.12-4=68.5+3=93.2+6=
19.8+1=44.20-14=69.5+9=94.19-9=
20.8+3=45.13-8=70.5+6=95.3+4=
21.6-3=46.14-6=71.3+4=96.19-11=
22.10-2=47.12-4=72.5+2=97.5+6=
23.9+6=48.13-2=73.4+1=98.7-7=
24.1+1=49.8-2=74.12-7=99.13-10=
25.7+7=50.19-9=75.9-3=100.4+8=
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