小学二年级数学加减法口算题.doc

文档介绍：小学二年级数学加减法口算题
小学二年级数学加减法口算题
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小学二年级数学加减法口算题
31-29=
41-39=
81-79=
51-48=
31-28=
41-38=
81-78=
33-26=
53-47
85-77=
45-38=
32-25=
72-67=
21-14=
31-24=
41-34=
81-74=
31-25
71-65=
41-35=
82-74=
42-38=
63-58=
33-25=
54-46=
94-86=
72-64
41-29=
61-39=
81-49=
42-24=
42-28=
63-34=
63-39=
84-46=
84-48
65-37=
48-23=
47-22=
68-35=
67-35=
89-44=
89-45=
67-34=
62-35
42-27=
66-38=
67-39=
87-48=
83-45=
83-47=
51-19=
71-59=
91-39
41-28=
71-58=
91-38=
51-14=
71-51=
91-39=
51-15=
71-55=
91-35
52-16=
71-26=
91-36=
51-24=
71-14=
91-44=
51-23=
71-13=
91-23
52-15=
73-58=
94-36=
95-17=
76-58=
97-38=
58-19=
72-54=
92-38
43-17=
73-56=
94-36=
54-18=
75-28=
95-37=
53-25=
73-28=
94-46
94-46=
54-28=
75-17=
92-26=
90-40=
80-30=
20-10=
70-30=
90-60
70-40=
90-70=
80-45=
70-35=
40-15=
50-45=
30-15=
50-25=
80-40
15+15=
26+37=
17+48=
25+47=
38+45=
13+48=
26+48=
26+47=
52-17
17+66=
44+47=
37+54=
28+47=
27+88=
55+36=
16+85=
65+27=
98-25
37+35=
48+25=
75+28=
24+68=
38+54=
46+18=
58+36=
78+18=
65-38
29+59=
67+27=
36+26=
56+34=
67+23=
48+32=
69+31=
34+57=
83-18
67+24=
49+42=
22+59=
45+4