一年级100以内退位减法练习题.doc
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65-19=
40-23=
91-37=
77-18=
42-27=
72-35=
50-15=
93-59=
44-27=
85-27=
90-67=
86-19=
72-54=
78-19=
81-34=
81-37=
63-28=
31-16=
44-29=
92-67=
75-47=
60-23=
95-29=
93-64=
81-17=
70-56=
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31-13=
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34-16=
94-67=
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竖式计算 并验算
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退位减法 （）
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75-19=
60-28=
42-29=
93-67=
81-16=
70-51=
84-39=
95-16=
55-39=
7号前完成
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43-25=
姓名
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90-31=
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64-36=
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50-21=
80-43=
55-19=
84-49=
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34-17=
90-35=
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80-33=
94-75=
75-29=
91-38=
70-24=
80-45=
76-49=
82-65=
75-58=
96-47=
86-67=
96-78=
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68-29=
90-21=
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50-31=
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93-74=
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40-25=
70-42=
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50-17=
63-35=
34-15=
80-19=
60-31=
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40-14=
31-14=
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83-66=
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30-11=
73-38=
80-21=
73-48=
60-18=
65-48=
50-25=
41-14=
80-31=
94-15=
73-37=
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64-48=
52-33=
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90-33=
46-18=
83-26=
67-39=
67-49=
34-19=
80-11=
73-28=
33-19=
60-28=
80-43=
92-53=
65-28=
64-19=
94-45=
30-14=
84-26=
64-18=
53-15=
92-75=
52-27=
77-38=
70-12=
83-16=
71-37=
53-25=
80-23=
92-23=
41-28=
72-18=
73-34=
52-17=
64-28=
90-63=
70-48=
70-22=
83-36=
37-19=
82-43=
67-19=
51-23=
40-21=
80-33=
65-18=
50-15=
80-61=
94-75=
41-18=
84-66=
92-25=
52-25=
82-23=
51-33=
92-33=
80-41=
84-56=
92-35=
90-53=
30-19=
70-28=
31-19=
70-32=
82-33=
94-25=
70-37=
62-48=
43-14=
34-15=
43-28=
50-17=
92-63=
64-39=
94-35=
72-48=
70-53=
51-38=
61-39=
82-28=
71-56=
54-35=
82-55=
41-17=
92-76=
70-14=
76-47=
76-48=
65-38=
65-36=
84-29=
62-33=
90-19=
86-59=
74-46=
90-45=
72-33=
91-62=
93-48=
75-29=
83-35=
62-27=
80-23=
93-19=
35-18=
70-46=
71-55=
84-27=
41-12=
94-36=
30-16=
86-58=
72-23=
90-42=
90-31=
90-37=
70-52=
84-66=
66-19=
93-44=
91-78=
42-29=
95-59=
91-15=
83-55=
30-13=
72-43=
63-49=
71-32=
93-65=
95-49=
32-17=
94-49=
93-49=
73-45=
72-24=
86-37=
81-24=
62-37=
32-15=
71-42=
75-37=
83-49=
70-24=
80-24=
90-32=
38-19=
75-48=
33-19=
75-47=
82-59=
92-79=
43-25=
92-54=
92-13=
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45-29=
73-35=
96-67=
91-46=
80-35=
91-12=
90-54=
80-16=
76-58=
63-38=
70-33=
94-39=
36-19=
30-12=
92-33=
52-29=
82-63=
91-48=
96-79=
61-32=
第5组100道
90-53=
96-79=
87-69=
71-33=
94-47=
84-38=
83-47=
60-45=
42-16=
75-27=
91-77=
62-26=
51-29=
70-57=
93-26=
95-67=
81-44=
86-47=
80-26=
80-19=
83-17=
70-37=
31-14=
76-57=
41-12=
84-17=
91-28=
70-34=
93-37=
71-23=
81-27=
63-46=
35-18=
30-16=
70-17=
95-77=
85-59=
93-24=
82-55=
90-32=
92-76=
96-47=
71-44=
64-36=
75-19=
87-68=
60-28=
93-17=
46-28=
95-66=
81-32=
85-27=
61-18=
92-19=
50-39=
72-56=
81-26=
61-22=
84-18=
83-37=
68-19=
81-29=
92-38=
50-35=
40-13=
91-27=
83-48=
45-16=
32-13=
43-26=
81-49=
85-17=
80-29=
80-14=
86-58=
33-14=
95-27=
31-15=
70-51=
41-13=
90-59=
91-23=
53-29=
44-15=
93-34=
71-27=
82-36=
63-49=
65-29=
53-34=
42-13=
88-59=
30-13=
70-14=
62-19=
82-58=
85-67=
92-73=
60-27=
65-36=
升级会员 