一年级下册口算练习题(1000道)73885
发布时间:2020-05-20
12+6= 29-7= 33+2= 3+40= 15+4=
23+5= 37+1= 29-3= 38-3= 15-4=
18-2= 30+8= 43+1= 86+2= 70+3=
30-2=
53+5=
40+6=
50-4=
32+4=
18-4=
36+3=
11+9=
25+7=
56+20= 72-2= 35+2= 62+7= 11+2= 26-5= 66+10= 58+30=80-3= 62-2= 64+6= 66-4= 39-4= 89-5= 53-3= 84+4= 83-3= 28-7= 95-4= 83+5= 65+3= 1
39-2= 8+50= 63+3= 60+8= 35-10= 71+5=