39+35-40= 32-23+56= 17+48-37= 26+23+11= 12+15+19= 69-32-17= 57+23-62= 1
57+23-48= 57+23-72= 72-57+18= 72-57+48= 72-48+18= 100-28+35= 23+47-28= 28+24-16=
19+19-24=
22+28+21=
81-32+18=
21+19-8= 39+36-66=
65-39+26=
2 29+28+27= 51-16+26= 28+18-27= -19+28= 70-17+38= 18+49+28= 22+49-22= 2
21-8+39= 66-27+19= 38+14+19= 29+27+26= 37-29+16= 45+55-22= 100-65=26= 100-39-45=
24+47-26=
88-66+49= 28+19+17= 56+26-39=
67+27-45=
51-22+39=
100-17-38= 18+49+28= 22+49-22= 21-8+39= 66-27+19= 38+14+19= 29+27+26= 3
3
37-29+16= 45+55-22= 100-65=26= 85-39+45= 24+47-26= 88-66+49= 28+19+17= 56+26-39=
67+27-45=
51-22+39= 73-37+38=
29+36-29= 30-13+68=
100-87+48=
4
55+76-48=
(1)25+37+19= 1.看谁算得又对又快.
66+11-=
15+26-9=
43+21-8=
13+19-26=
22+18-31=
-55-7=
4
(2)90-37-28= (3)5+94-49= (4)75-38-19= (5)49+24-65= (6)39+45-57= 二、计算题 (1)78-50+9=
(2)72-2-30=
(3)35+6-40=
(4)47+9-20=
(5)17+3+15= (6)75-50+14=
5
(14)6+24-30= (1)85-39-28= (8)48+(46-27)=
(15)75-20-30= (16)62-5+7=
(17)+6-40= (18)18+18-20=
(19)85+8-12= (20)75-15-20= 5
(2)82-35+29=
(3)84-(27+38)= (4)35+(-39)=
(5)81-(29+17)= (6)45+(27-14)=
(7)82-(29+36)=
59-33-12=
74-62-10=
71-36-10=
94-+15=
68-38+7=
32-4-3=
6 76-71-3= 91-49-36= -60+13= 32-29-1= 84-66-17= 81-60-13= 49-38+5= 6
87+8+3= 22+46+25= 85+9+5= 80-14+1= 79+4+4= 45+24+22= 34+41+17= 98+1+1=
12+31+30=
90+7+1=
77+12+1=
+1+5=
25+52+1=
53+12+1=
72+22+4= 55+9+20= 90+4+5= 27+21-24= 69+16+14= 3+83+13= 67+10+18= 7
7
84+15+1= 68+17+1= 3+36+20= 18+37+13= 98+1-12= 95+2+2= 11+24+58= 73+23+2=
79+7+6=
14+19+27=
71+17+5=
19+71+8=
30+51-13=
66-33+18=
81-35+29= 99-79+6= 80-33+16= 69+30-88= 52+47-87= 49+11-8= 92-33+13= 8
8
82+14-86= 42+31-67= 56+42-60= 84-43+43= 26+24+33= 63+35-86= 34-19-12= -61-2=
81-14+74=
29-13+66=
17+24+45= 95-88+40= 57+4-28= 83-63-10=
80-13-37= 85-78-3= 16+83-72= 96-34-26= 69-15-14= 83-81-1= 73-70-2= 9
9
86-30-10= 98-67-5= 57-14-10= 35-24-5= 66-35-9= 41-28-7= 79-76-2= 80-32-16=
55-48-3=
61-37-21=
63-53-2=
43-28-2=
30-13-12=
72-15-9=
10 19+52+27= 46+38+12= 46+28+10= 42+33+7= 43+12+37= 87+4+5= 49+26+20= 10
99-37+24= 44+55-12= 21+9+50= 68-23+26= 8++1= 82+13+3= 81+6+5= 22+52+6=
-39-14=
98-47-17=
65-55-1=
82-68-13=
69-47-4=
77-34-14=
11 -52-31= 90-76-6= 87--13= 90-85-1= 68-59-7= 33-23-9= 42-28-3= 11
30-15-5= 70-42+33= 58-30+= 35-28+2= 43-18+49= 40+58-32= 36+39-6= 21+24-15=
22-14+83=
90-67+57=
77-52+10=
46-6+=
77-10+14=
13+28-13=
12 -18+28= 73+10+2= 17-9-6= 91+2+2= 82-69-7= 28-4+23= 79-44-11= 12
67-33-3= 85+16-8= 40+34+13= 37+7+34= 75-15+20= 10+11+77= 76-46-22= 17+5+12=
32+51-25=
59-40-18=
76-22+74=
44-2-12=
90+7+2=
39-4+47=
13 22-18-10= 45+24+11= 21+56-15 = 23+62-38= 91-45+12= +11-45= 13
48-45+21= 36+24-30= 35-15-20= 67-34-22= 20+30-45= 36-32+18= 21-15+40= 23-13+88=
4+7+=
86+9-36=
26-17+=
98+1-90= 69+23-49=
25+63-75=
14
10+78-31= 56+32-36=
-56-23 =
14-12-2=
12+13+25=
45+25-39=
30-25-2=
97--36=
14
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