A19 小学一年级数学50以内减法口算题共31页3100道题每页100道
50以内减法口算
1.20-2=26.4-3=51.36-11=76.8-3=
2.4-3=27.44-26=52.40-18=77.44-34=
3.21-5=28.24-15=53.30-4=78.42-28=
4.20-19=29.2-2=54.36-14=79.20-8=
5.7-6=30.4-1=55.19-7=80.30-25=
6.14-7=31.16-14=56.18-7=81.32-18=
7.36-8=32.13-6=57.20-3=82.21-7=
8.30-28=33.30-9=58.26-3=83.24-11=
9.42-39=34.5-4=59.3-2=84.35-15=
10.34-27=35.36-12=60.43-26=85.41-24=
11.6-4=36.20-14=61.18-18=86.42-42=
12.13-8=37.4-2=62.15-6=87.44-13=
13.29-16=38.24-7=63.15-1=88.10-5=
14.32-14=39.24-15=64.26-15=89.11-2=
15.20-5=40.43-9=65.8-3=90.12-2=
16.4-1=41.17-6=66.14-1=91.32-2=
17.35-23=42.16-15=67.19-3=92.45-21=
18.2-1=43.46-1=68.18-8=93.13-5=
19.26-11=44.27-14=69.22-15=94.44-9=
20.10-2=45.43-22=70.44-9=95.39-13=
21.37-26=46.33-1=71.25-13=96.13-3=
22.40-21=47.41-24=72.45-45=97.15-8=
23.19-1=48.32-25=73.43-10=98.26-23=
24.21-15=49.50-19=74.38-24=99.10-5=
25.29-11=50.11-5=75.3-2=100.5-2=
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