二年级口算计算题
1
89-37=
51-39=
52-27=
63-27=
8+23=
57-48=
54+29=
62+19=
86-54=
54+28=
27+36=
65-36=
84-48=
40-29=
48+48=
60+25=
56-28=
78-69=
72-37=
53+28=
54+37=
59+19=
55-47=
73+29=
98-56=
35+17=
60-38=
36-25=