抗扭惯性矩公式三十以内加减法练习题93911

2020年10月4日发(作者：纪希晨)
20-12=
26-18=
26-19=
12+18=
20-12=
13-6=
27-19=
30-4=
24-7=
30-16=
23-20=
27-20=
26-17=
27-22=
12+9=
27-12=
26-25=
22-15=
27-17=
15-7=
22-4=
21-17=
24-7=
22-15=
17+6=
14-6=
27-16=
15+7=
21-6=
13+16=
20-13=
15+15=
9+15=
11-3=
23-5=
20-14=
13-5=
22-18=
17+8=
14+7=
28-19=
28-25=
21-5=
26-14=
22-14=
20-2=
13+8=
20-13=
21-4=
22-16=
11-2=
30-9=
19-3=
22-18=
27-14=
29-26=
23-16=
2+19=
27-10=
22-17=
21-9=
22-8=
21-14=
7+15=
16+5=
22-8=
12+14=
29-28=
25-17=
26-13=
22-7=
20-8=
29+3=
24-10=
21-15=
8+20=
29-13=
28-20=
11+16=
29-12=
21-20=
22-13=
9+18=
8+19=
20-15=
23-8=
18-9=
24-13=
25-8=
28-12=
23-9=
22-20=
19-10=
22-11=
29-27=
24-11=
18+6=
23-18=
27-19=
22-18=
24-22=
14+9=
22-15=
14+15=
26-8=
22-19=
20-18=
29-16=
30-1=
23-19=
25-22=
30-17=
27-26=
28-9=
26-19=
30-11=
28-14=
13-7=
25-11=
21-11=
28-10=
21-17=
25-10=
22-15=
21-14=
30-23=
30-24=
13+14=
20-5=
26-20=
28-22=
13-4=
22-19=
30-28=
24-16=
24-15=
26-9=
27-19=
30-16=
27-18=
21-12=
12-3=
29-17=
25-23=
23-21=
12+15=
21-16=
28-11=
24-16=
21-7=
30-29=
26-23=
20-19=
21-3=
21-5=
23-6=
26-8=
20-17=
25-12=
24-19=
25-16=
23-15=
12-9=
30-17=
30-13=
30-14=
24-6=
14-7=
11+12=
25-15=
14-8=
29-21=
24-18=
26-18=
27-9=
23-7=
11-4=
21-8=
25-18=
23-16=
26-16=
28-24=
11+17=
24-18=
25-17=
27-18=
29-25=
25-14=
24-20=
19+9=
11+13=
29-19=
9+16=
11-9=
21-19=
30-27=
23-17=
22-13=
24-8=
24-9=
19-4=
30-15=
27-21=
28-16=
11+11=
22-10=
20-4=
9+8=
8+21=
20-9=
14+16=
20-11=
21-13=
25-21=
9+17=
18+9=
8+22=
30-20=
21-9=
5+3=
9-5=
22-21=
25-6=
25-24=
11-6=
15-9=
16-7=
25-16=
30-12=
25-9=
23-14=
25-7=
21-15=
28-23=
30-2=
29-14=
23-18=
25-18=
12+16=
30-8=
29-23=
30-21=
22-13=
21-18=
23-4=
22-16=
30-26=
24-17=
11+14=
24-23=
28-18=
15-8=
13-8=
27-23=
26-11=
11+15=
28-19=
26-24=
27-15=
20-6=
13+15=
30-10=
13+17=
14-9=
15-6=
26-22=
24-21=
29-20=
13-9=
14-5=
11+19=
28-26=
29-10=
6+4=
24-12=
17-8=
23-17=
20-7=
23-22=
24-5=
29-24=
25-19=
24-14=
22-9=
30-3=
20-1=
12-6=
12-5=
28-27=
30-25=
25-20=
30-5=
23-16=
26-10=
11-8=
26-7=
26-21=
6+5=
27-8=
21-2=
22-4=
21-17=
12-7=
29-15=
7+5=
14-6=
27-16=
12+17=
21-6=
13+16=
20-3=
15+15=
9+15=
11-3=
23-5=
20-14=
13-5=
22-18=
7+8=
13+13=
29-22=
26-12=
16-9=
12+18=
20-12=
13-6=
17-9=
30-4=
24-7=
30-6=
23-20=
27-20=
26-17=
27-22=
12-4=
27-12=
26-25=
22-15=
27-17=
15-7=
17-4=
21-17=
12-7=
29-15=
7+5=
14-6=
27-16=
12+17=
21-6=
13+16=
20-3=
15+15=
9+15=
11-3=
23-5=
20-14=
13-5=
22-18=
7+8=
13+13=
29-18=
25-22=
21-5=
26-14=
22-14=
20-2=
12+12=
20-13=
21-4=
23-12=
11-2=
30-9=
9-3=
26-18=
27-14=
29-26=
28-13=
30-19=
27-10=
22-17=
21-10=
12-8=
21-14=
7+9=
12+13=
22-8=
12+14=
29-28=
25-17=
26-13=
22-7=
20-8=
29-11=
24-10=
28-21=
8+20=
29-13=
28-20=
11+16=
29-12=
21-20=
22-3=
11+18=
8+19=
20-15=
23-8=
18-9=
24-13=
25-8=
28-12=
23-9=
22-20=
19-10=
22-11=
29-27=
24-11=
8+9=
30-18=
27-19=
22-12=
24-22=
14+14=
22-5=
14+15=
26-8=
29-22=
20-18=
29-16=
30-1=
23-19=
25-22=
30-17=
27-26=
28-9=
26-19=
30-11=
28-14=
13-7=
25-11=
21-11=
28-10=
27-11=
25-10=
22-6=
11-7=
30-23=
30-24=
13+14=
20-5=
26-20=
28-22=
13-4=
22-19=
30-28=
23-11=
24-15=
26-9=
27-13=
30-16=
27-18=
21-12=
12-3=
29-17=
25-23=
23-21=
12+15=
21-16=
28-11=
24-16=
21-7=
30-29=
26-23=
20-19=
21-3=
11-5=
23-6=
16-8=
20-17=
25-12=
24-19=
25-13=
23-15=
12-9=
30-7=
30-13=
30-14=
24-6=
14-7=
11+12=
25-15=
14-8=
29-21=
27-24=
26-15=
27-9=
23-7=
11-4=
21-8=
28-15=
23-13=
26-16=
28-24=
11+17=
24-18=
27-25=
28-17=
29-25=
25-14=
24-20=
9+9=
11+13=
29-19=
9+16=
11-9=
21-19=
30-27=
23-10=
20-16=
24-8=
24-9=
9-4=
30-15=
27-21=
28-16=
11+11=
22-10=
20-4=
9+8=
8+21=
20-9=
14+16=
20-11=
21-13=
25-21=
9+17=
18+9=
8+22=
30-20=
21-9=
5+3=
9-5=
22-21=
25-6=
25-24=
11-6=
15-9=
16-7=
25-16=
30-12=
25-9=
23-14=
25-7=
21-15=
28-23=
30-2=
29-14=
23-18=
25-18=
12+16=
30-8=
29-23=
30-21=
22-13=
21-18=
23-4=
22-16=
30-26=
24-17=
11+14=
24-23=
28-18=
15-8=
13-8=
27-23=
26-11=
11+15=
28-19=
26-24=
27-15=
20-6=
13+15=
30-10=
13+17=
14-9=
15-6=
26-22=
24-21=
29-20=
13-9=
14-5=
11+19=
28-26=
29-10=
6+4=
24-12=
17-8=
23-17=
20-7=
23-22=
24-5=
29-24=
25-19=
24-14=
22-9=
30-3=
20-11=
12-6=
12-5=
27-18=
30-25=
25-20=
30-5=
23-16=
26-10=
11-8=
26-7=
26-21=
6+5=
27-8=
21-2=
22-4=
21-17=
12-7=
29-15=
7+5=
14-6=
27-16=
12+17=
21-6=
13+16=
20-3=
15+15=
9+15=
11-3=
23-5=
20-14=
13-5=
22-18=
7+8=
13+13=
21-3=
21-5=
23-6=
26-8=
20-17=
25-12=
24-19=
25-16=
23-15=
12-9=
30-17=
30-13=
30-14=
24-6=
14-7=
11+12=
25-15=
14-8=
29-21=
24-18=
26-18=
27-9=
13-6=
27-19=
30-4=
24-7=
30-16=
23-20=
27-20=
26-17=
27-22=
12+9=
27-12=
26-25=
22-15=
27-17=
15-7=
22-4=
21-17=
24-7=
9+8=
8+21=
20-9=
14+16=
20-11=
21-13=
25-21=
9+17=
18+9=
8+22=
30-20=
21-9=
15+8=
15-9=
22-21=
25-12=
24-19=
25-16=
23-15=
22-9=14-6=
27-16=
15+7=
21-6=
13+16=
20-13=
15+15=
9+15=
11-3=
23-5=
20-14=
13-5=
22-18=
17+8=
14+7=
28-19=
28-25=
21-5=
26-14=
22-14=
20-2=
13+8=
20-13=
21-4=
22-16=
29-13=
28-20=
11+16=
29-12=
21-20=
22-13=
9+18=
8+19=
20-15=
23-8=
18-9=
24-13=
25-8=
28-12=
23-9=
22-20=
19-10=
22-11=
29-27=
24-11=
18+6=
23-18=
27-19=
22-18=
24-22=
14+9=
22-15=
14+15=
26-8=
22-19=
20-18=
29-16=
30-1=
23-19=
25-22=
30-17=
27-26=
28-9=
26-19=
30-11=
28-14=
13-7=
25-11=
21-11=
28-10=
21-17=
25-10=
22-15=
21-14=
30-23=
30-24=
13+14=
20-5=
26-20=
28-22=
13-4=
22-19=
30-28=
24-16=
24-15=
26-9=
27-19=
30-16=
27-18=
21-12=
12-3=
29-17=
25-23=
23-21=
12+15=
21-16=
28-11=
24-16=
21-7=
30-29=
26-23=
20-19=
21-3=
21-5=
23-6=
26-8=
20-17=
25-12=
24-19=
25-16=
23-15=
12-9=
30-17=
30-13=
30-14=
24-6=
14-7=
11+12=
25-15=
14-8=
29-21=
24-18=
26-18=
27-9=
23-7=
11-4=
21-8=
25-18=
23-16=
26-16=
28-24=
28-22=
13-4=
22-19=
30-28=
23-11=
24-15=
26-9=
27-13=
30-16=
27-18=
21-12=
12-3=
29-17=
25-23=
23-21=
12+15=
21-16=
28-11=
24-16=
21-7=
30-29=
26-23=
20-19=
21-3=
11-5=
15-9=
16-7=
25-16=
30-12=
25-9=
23-14=
25-7=
21-15=
28-23=
30-2=
29-14=
23-18=
25-18=
12+16=
30-8=
29-23=
30-21=
22-13=
21-18=
23-4=
22-16=
30-26=
24-17=
11+14=
24-23=
28-18=
15-8=
13-8=
27-23=
26-11=
11+15=
28-19=
26-24=
27-15=
20-6=
13+15=
30-10=
13+17=
14-9=
15-6=
26-22=
24-21=
29-20=
13-9=
14-5=
12+19=
26-18=
19-10=
16+4=
22-14=
17+8=
23-15=
21-7=
27-22=
24-15=
24-17=
25-18=
23-16=
22-19=
30-13=
20-16=
22-14=
12-5=
28-17=
30-25=
25-20=
30-25=
25-16=
26-18=
13+8=
26-17=
21-16=
16+8=
27-8=
21-12=
22-4=
21-17=
22-7=
29-15=
17+5=
24-18=
27-16=
13+17=
21-15=
13+16=
21-13=
15+15=
9+15=
21-17=
23-15=
20-14=
13-5=
22-18=
7+18=
13+13=
29-12=
22-19=
16-9=
12+18=
21-12=
19-16=
30-16=
23-15=
22-13=
30-19=
26-19=
27-18=
26-19=
30-21=
24+8=
23-15=
25-17=
21-16=
28-16=
21-14=
25-17=
25+6=
21-14=
30-13=
25+9=
13+8=
20-15=
22-14=
26+8=
15+7=
30-17=
22-13=
25+5=
24+9=
25-18=
24-15=
22-19=
20-13=
22-18=
24-16=
21+9=
15+6=
21-17=
18+9=
8+15=
11-5=
23-8=
14+9=
23-17=
22-18=