一年级两位数加减口算100题
色故事-机械专业英语
44-21=
25+51=
66-35=
23+30=
89-76=
76-30=
51+26=
60+35=
76-11=
11+17=
87-24=
76-33=
22+60=
49-47=
64+25=
57-20=
97-54=
46-24=
38-21=
51+26=
44+44=
43-11=
55+30=
13+86=
33+14=
42+47=
54-31=
97-22=
11+68=
14+41=
87-84=
95-23=
39-37=
41+58=
23+50=
89-50=
55-11=
82-70=
98-20=
76+22=
62+17=
25+64=
98-22=
76+12=
35+51=
49-32=
11+73=
61+18=
34+30=
88-43=
15+60=
96-14=
61+22=
11+80=
69-66=
53+21=
76-60=
29-11=
49-36=
45-22=
14+64=
14+13=
83-41=
58-57=
45-40=
20+46=
34+54=
21+56=
79-28=
47-11=
15+30=
24-12=
83-30=
53+12=
45-23=
11+51=
31+22=
27+21=
96-60=
36+31=
98-60=
92-41=
19+20=
32+37=
94-93=
93-92=
73+14=
46-30=
97-85=
62+26=
51+40=
88-37=
86-44=
50+46=
89-27=
94-21=
55-54=
17+51=
95-74=
40+55=