89-37= 51-39=
: .
57-48=
54+28=
40-29=
78-69=
59+19=
35+17=
75-59=
70+19=
22+55=
16+27=
54-29=
67-60=
48+23=
86-54=
84-48=
56-28=
54+37=
98-56=
42-19=
44+39=
62+12=
72-54=
76-37=
56-36=
69-31 = 93-56=
52-27= 63-#=
62+19=
65-36=
60+25=
53+28=
73+29=
36-25=
42-23=
57-16=
48-26=
63+25=
98-48=
42-32=
54+29=
27+36=
48+48=
72-37=
55-47=
60-38=
24+38=
16+23=
46-28=
43-27=
79-64=
85-50=
23+32= 42-19=
37-#= 50+22=
86-45=
40-12=
64+36=
55+38=
78-29=
36+27=
45-16=
34+58=
43-25=
52+16=
67-28=
58-29=
70-42=
83-56=
71-55=
15+57=
37+18=
46-38=
42-19=
53-29=
73+14=
62-59=
84+9=
47+18=
46+27= 56-38=
62-48= 22+55=
72-54=
76-37=
56-36=
39+38=
47+19=
65-26=
74-18=
63+28=
36-27=
52-34=
29+35=
47+29=
16+27=
54-29=
67-60=
93-56=
46-19=
25+8=
44-17=
36+17=
22+18=
82-33=
45+9=
76-19=
75-#= 45+8=
35-#= 42-29=
24+58=
63-25=
27+16=
52-17=
77-28=
68-39=
26+17=
45-36=
74+18=
53-35=
53-35=
53-39=
73+24=
62-49=
91-37=
84+19=
47+28=
66-48=
72-39=
83-49=
63+34=
63+34=
64+24=
63+37=
47+19= 55+38=
74-68= 64-#=
56+17=
22+28=
62-35=
81-35=
35+19=
84-29=
72+18=
74-37=
46+27=
32+19=
32+19=
82-37=
43+28=
56-27=
62-34=
36+26=
39+35=
67+29=
85-56=
78-39=
83+17=
64-45=
64-45=
53+16=
40-#= 79-28=
54-45= 71-#=
72-45=
96-59=
56-27=
86-58=
52+23=
35+17=
86-45=
40-12=
63-37=
50+22=
75-33=
12+29-19=
46-28=
43-27=
79-64=
85-50=
23+32=
76-18=
55+17=
38-16=
70-42=
83-56=
48+35=
69+10-36=
33-17+15= 75-36+10=
61-39= 85+#=
72-17=
76-38=
75+17=
48-36=
53+36=
42-37=
63-49=
42+13=
75-55=
15+56=
38+46=
27+12-28=
68-57=
42+59=
60-37=
60-37=
46-38=
75+17=
92-59=
42-16=
62-56=
48-26=
42-19=
67+27-37=
72-54+12= 65-39-15=
62-18+24= 54+21+18=
86-12-15=
88-34+18=
51-42+53=
75+24-23=
63+12-42=
21+8
小学二年级数学上册口算题(54页) 来自淘豆网m.daumloan.com转载请标明出处.
