文档介绍:48-39=
73+27= 80-51 =
60-(34+20)= 16+78-71 =
85+12+2= 14+57=
36+12= 21-4=
83-72=
9-2= 59-(2+43)= 54-(36+10)= 51-(9+22)= 95-(68+24)= 95-(64+22)= 1+75-7=
5+58-12= 35+10+44=
61+16+1= 90-(26+4)= 98-(38+13)= 77-(9+16)= 19+72-89= 17+56-26=
3+23+33= 24+38+12=
60+33= 30+12=
84-(69+10)= 94-(25+60)=
95-(14+22)=
56+5-26=
51 + 11-13=
75+6+6=
70-67=
70-30=
31-15=
96-72=
69-35=
27+17+20=
13+1+46=
30+18=
85-37=
50-9=
100-74=
73-31=
93-(33+51)=
92+4-1=
27+63-29=
7+31+18=
50+41+8=
35-21=
35-1=
86-78=
2+51-27=
25+20+18=
94-17=
37-33=
58-28=
72-42=
81-21=
96-(50+7)=
25-(3+7)=
5+84-21=
46+6-9=
75+9-36=
7+8+6=
30+6+59=
90+5+3=
76-67=
53-50=
46-35=
77-(60+14)= 76+13-3=
74+17-31=
26+16+57=
47+2=
83-5=
65-25=
49-(14+33)= 85-(19+42)= 56-(46+4)= 14+73-22=
31+59-41=
18+44-23=
18+66-62=
6+63=
88-11=
91-85=
53-13=
64-(20+6)=
88-(24+1)=
96-(52+5)=
35+47-76=
17+75-62=
15+35-20=
38+36-16=
32+22+31=
36+39+16=
29+42+1=
81-73=
92-(51+10)=
48+30-48=
10+84-61=
30+44-26=
43+38+5=
13+22+5=
23+37+5=
3+5=
67+9=
56-12=
87-44=
34-1=
81-(65+5)=
24+40-23=
5+89=
36-18=
47-20=
90+7-56=
3+13-10=
11+49-35=
31-(4+21)=
22-4=
66+29-30=
98-(28+49)=
69-7=
8+6+30=
54-(10+33)=
39-4=
19+31+12=
39+23-27=
80-4=
1+9+19=
60+24-76=
43-30=
31-16=
32+63-14=
92-(37+51)
54-25=
21+2+53=
63-(8+3)=
77-(2+30)=
6+70=
97-(23+19)
98-(3+87)=
25+56=
15+58-52=
22-(8+11)=
83-23=
42+25-24=
22+59-15=
64-(37+11)=
37-16=
28+71-63=
43+15-47=
11-8=
1+58-29=
57+36-24=
78-37=
17+19=
42+43=
89-31=
79-71=
65-7=
85-(33+28)
54-10=
75-21=
88-(2+82)=
95-36=
87-(11+2)=
66+25-66=
72-(17+47)=
88-(3+55)=
71+19+3=
40-(24+13)=
86+9-72=
37+10+11=
9+66-3=
82+1-82=
83-60=
70+2-71=
23+53-41=
32-21=
29+34-4=
51-45=
57-52=
19+31-12=
96-(28+44)=
50-10=
31+32-19=
19+77-85=
80-4=
24+40+23=
9+11+60=
90-(4+20)=
37+61=
62+32=
71-(19+30)
15+70=
68-34=
75-(41+5)=
39+2=
1+81-27=
41+25-49=
74-9