曙光小学一年级第二学期数学100以内减法退位口算练习
班级_______
姓名_______
日期_______
用时_______
准确率_______
60-49=
50-33=
42-6=
65-48=
33-17=
71-54=
75-19=
42-7=
90-73=
33-14=
61-12=
57-9=
81-38=
51-35=
62-23=
51-22=
43-28=
83-47=
82-24=
21-17=
72-13=
57-49=
93-49=
62-57=
55-39=
52-23=
70-46=
84-79=
82-5=
83-29=
51-28=
93-64=
14-6=
82-73=
60-56=
80-27=
44-38=
84-28=
92-59=
81-39=
93-45=
80-66=
62-24=
94-49=
84-69=
70-11=
80-49=
62-5=
42-17=
72-26=
81-8=
64-49=
77-28=
92-75=
83-9=
21-5=
54-25=
86-77=
37-28=
91-13=
20-6=
91-22=
70-54=
30-29=
91-3=
66-57=
55-48=
97-78=
92-39=
83-19=
23-17=
65-26=
90-76=
12-7=
36-17=
92-63=
94-47=
96-18=
80-24=
91-44=
76-18=
32-27=
74-68=
41-18=
25-8=
90-36=
54-26=
36-29=
95-46=
56-17=
60-37=
64-35=
80-21=
27-19=
81-23=
30-8=
42-5=
55-36=
34-17=
55-27=