以内加减混合运算50题.docx25+13-17=
30-19+12=
19-17+16=
28-6-7=
23-12+15=
25+16-7=
25+24-30=
39-19-5=
30-17+6=
32-9+18=
29+13-16=
25+1425+13-17=
30-19+12=
19-17+16=
28-6-7=
23-12+15=
25+16-7=
25+24-30=
39-19-5=
30-17+6=
32-9+18=
29+13-16=
25+14-19=
26+15-17=
12+15-7=
22+24-15=
30-18+12=
18-15+12=
29+16-15=
30+0-19=
29+9-17=
30+17-6=
28+15-17=
21+18-7=
30+29-39=
21+14-15=
27+17-18=
15+16-9=
25+13-16=
18-9+16=
26-12+15=
6+23-19=
23-18+21=
22-17+5=
17+19-15=
7+21-14=
26-24+16=
29+18-21=
20+19-12=
9+19-8=
28-12+26=
26+17-28=
19-16+3=
15+14-12=
6+9+4=
18-9+21=
18+15-7=
9+18-27=
12+9-17=
19-17+22=
22-19+8=
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