一年级100以内进位加法和退位减法练习题
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65+29= 40+43= 61+27= 37+48= 42+37= 72+15= 50+35= 37+29= 44+27= 15+47= 50+27= 56+19= 72+14= 38+25= 81+14= 48+27= 63+28= 31+46= 44+39= 42+37= 65+19= 60+36=
45+36=
53+24=
28+27=
70+26=
62+17=
12+38=
27+47=
64+19=
35+29=
31+39=
42+35=
70+27=
61+19=
15+18=
26+37=
54+29=
34+36=
74+17=
58+29=
71+14=
62+19=
70+12=
2 9+37=
4 8+22=
37+24=
74+18=
43+25=
6 8+14=
1 9+32=
33+46=
47+35=
80+16=
4 9+26=
37+27=
1 8+25=
5 8+17=
5 6+34=
30+46=
59+34=
34+27=
37+16=
25+37=
29+32=
37+47=
60+29=
53+29=
33+36=
48+27=
82+28=
36+27=
26+69=
38+48=
24+27=
38+19=
35+26=
3 8+23=
48+19=
26+37=
28+47=
37+59=
60+18=
3 4+29=
29+37=
48+16=
70+21=
28+49=
45+26=
55+19=
26+59=
28+37=
74+16=
27+37=
36+42=
37+59=
71+23=
3 6+16=
51+29=
2 4+37=
24+35=
39+36=
81+15=
49+24=
58+29=
52+28= 40+35= 75+24= 56+28= 50+27= 63+25= 34+45= 67+42= 4 8+23= 4 9+25= 3 7+27= 62+18= 43+24= 34+45= 43+38= 2 5+37= 29+34= 64+19= 4 9+35= 72+18= 38+46= 76+18=
63+28=
70+23=
1 9+49=
36+39=
30+62=
49+38=
19+32=
68+15=
50+39=
41+25=
80+3=
54+28=
3 9+24=
2 8+34=
3 7+22=
55+36=
3 5+28=
39+25=
3 7+42=
29+18=
48+32=
64+18=
77+18=
78+19=
55+17=
4 9+28=
57+34=
19+69=
62+26=
80+15=
1 9+56=
53+18=
4 8+27=
81+15=
3 8+17=
26+38=
2 9+38=
39+14=
66+18=
64+26=
3 9+29=
38+29=
50+19=
50+17=
48+13=
55+29=
47+29=
27+32=
36+27=
29+68=
1 9+48=
68+19=
2 9+15=
74+16=
4 5+18=
4 9+16=
54+29=
63+24=
64+18=
53+25=
2 9+25=
52+27=
77+18=
27+25=
3 8+36=
3 7+27=
53+25=
3 8+13=
3 9+23=
41+38=
72+18=
73+14=
52+39=
64+18=
39+35=
47+28=
74+12=
83+16=
37+29=
5 8+23=
67+19=
55+36=
45+16=
28+37= 65+28= 54+37= 3 8+17= 19+45= 2 4+38= 35+26= 2 9+25= 52+25= 28+23= 53+38= 3 9+43= 3 8+17= 5 8+16= 2 9+35= 4 9+23= 2 3+39= 4 7+28= 31+29= 68+15= 76+19= 38+25=
2 8+49=
56+17=
62+18=
2 4+46=
31+49=
37+28=
3 7+25=
83+16=
5 5+27=
43+28=
2 3+19=
73+18=
28+19=
73+18=
26+38=
65+18=
57+15=
5 4+18=
58+17=
34+56=
73+17=
76+18=
64+18=
52+23=
46+28=
73+18=
29+43=
46+28=
83+16=
1 6+79=
67+19=
34+29=
3 8+15=
73+18=
33+29=
36+28=
4 8+37=
2 9+23=
65+18=
2 6+39=
4 9+25=
37+14=
48+26=
64+18=
53+18=
2 9+15=
35+17=
77+18=
27+25=
6 8+16=
4 7+17=
53+25=
28+23=
4 9+13=
3 4+18=
47+28=
37+24=
52+27=
64+28=
5 9+23=
4 7+28=
37+42=
38+26=
37+29=
3 8+23=
67+19=
51+33=
40+16=
4 8+23=
65+28=
35+25=
58+12=
49+25=
41+38=
4 8+16=
2 9+45=
35+57=
5 8+13=
3 5+13=
2 9+23=
48+19=
48+26=
4 9+25=
两位数加两位数姓名_____________
39+13= 3 3+29= 27+58= 31+19= 51+38= 61+29= 28+18= 71+26= 54+27= 38+25= 43+27= 19+36= 27+43= 76+17= 76+18= 65+28= 65+16= 4 8+19= 62+23= 29+19= 68+19= 74+16=
29+35=
72+13=
2 9+28=
43+28=
75+19=
83+15=
64+17=
2 8+13=
29+39=
35+28=
70+26=
27+35=
24+27=
41+29=
49+26=
73+15=
27+43=
5 8+17=
3 8+24=
2 6+37=
32+35=
2 7+26=
75+17=
53+19=
4 7+14=
28+44=
3 9+25=
38+29=
75+18=
33+29=
75+17=
38+29=
2 9+19=
44+56=
28+46=
46+38=
91+6=
45+9=
73+5=
9+67=
91+6=
38+54=
56+28=
34+44=
56+38=
27+36=
36+25=
56+15=
26+37=
75+28=
44+37=
19+59=
57+15=
43+28=
36+38=
54+17=
27+28=
45+18=
56+26=
64+18=
47+13=
27+18=
27+26=
58+16=
37+29=
28+23=
67+19=
25+38=
45+16=
28+23=
65+28=
25+25=
28+19=
14+57=
43+28=
4 8+26=
29+25=
3 5+25=
38+23=
3 5+37=
29+33=
38+17=
28+16=
65-19= 40-23= 91-37= 77-18= 42-27= 72-35= 50-15= 93-59= 44-27= 85-27= 90-67= 86-19= 72-54= 78-19= 81-34= 81-37= 63-28= 31-16= 44-29= 92-67= 75-47= 60-23=
95-29=
93-64=
81-17=
70-56=
72-17=
72-47=
82-37=
64-29=
85-29=
31-13=
72-53=
80-18=
70-47=
61-19=
85-28=
86-37=
54-39=
34-16=
94-67=
88-39=
91-14=
70-52=
91-67=
83-19=
73-54=
74-19=
73-44=
83-24=
91-22=
33-16=
71-53=
80-16=
91-16=
73-47=
81-22=
83-37=
61-23=
30-16=
92-64=
84-17=
73-56=
75-17=
90-12=
71-47=
60-29=
83-29=
30-13=
96-67=
87-18=
76-47=
66-19=
87-28=
84-37=
58-39=
35-16=
82-13=
81-39=
63-27=
84-27=
75-19=
60-28=
42-29=
93-67=
70-51=
84-39=
95-16=
55-39=
96-29=
80-17=
74-56=
73-17=
61-12=
67-29=
71-13=
62-26=
51-39=
37-19=
97-68=
73-14=
40-13=
82-56=
92-24=
43-25=
80-66= 60-39= 61-14= 94-36= 42-25= 74-36= 94-45= 90-66= 62-48= 60-28= 40-23= 93-48= 91-62= 81-65= 50-39= 41-25= 80-23= 54-18= 93-34= 80-44= 55-26= 51-22=
93-35=
71-22=
90-71=
80-63=
64-38=
77-38=
78-19=
85-57=
92-18=
70-34=
96-49=
62-26=
80-25=
95-36=
53-18=
84-37=
81-35=
80-27=
60-38=
93-18=
90-31=
66-28=
64-36=
92-29=
38-19=
50-29=
50-21=
80-43=
55-19=
84-49=
70-22=
34-17=
90-35=
90-49=
40-15=
65-29=
80-33=
94-75=
75-29=
91-38=
70-24=
80-45=
76-49=
82-65=
75-58=
96-47=
86-67=
96-78=
94-38=
68-29=
90-21=
74-26=
50-31=
90-16=
54-39=
63-24=
42-23=
64-35=
93-46=
81-15=
93-74=
58-29=
52-28=
40-25=
70-42=
56-38=
50-17=
63-35=
34-15=
60-31=
62-28=
40-14=
31-14=
70-58=
70-42=
83-66=
50-27=
43-18=
30-11=
73-38=
80-21=
73-48=
60-18=
65-48= 50-25= 41-14= 56-37= 80-31= 94-15= 73-37= 76-38= 64-48= 52-33= 46-28= 73-18= 90-33= 46-18= 83-26= 67-39= 67-49= 34-19= 80-11= 73-28= 33-19= 60-28=
80-43=
92-53=
65-28=
64-19=
94-45=
30-14=
84-26=
64-18=
53-15=
92-75=
52-27=
77-38=
70-12=
83-16=
71-37=
53-25=
80-23=
92-23=
41-28=
72-18=
73-34=
52-17=
64-28=
90-63=
70-48=
70-53=
70-22=
83-36=
37-19=
82-43=
67-19=
51-23=
40-21=
80-33=
65-18=
50-15=
80-61=
94-75=
41-18=
84-66=
92-25=
52-25=
82-23=
51-33=
92-33=
80-41=
84-56=
92-35=
90-53=
30-19=
70-28=
31-19=
70-32=
82-33=
94-25=
70-37=
62-48=
43-14=
34-15=
43-28=
50-17=
92-63=
64-39=
94-35=
72-48=
51-38=
61-39=
72-68=
82-28=
71-56=
54-35=
82-55=
41-17=
92-76=
70-14=
76-47=
76-48=
65-38=
65-36=
84-29=
62-33=
90-19=
86-59=
74-46= 90-45= 72-33= 91-62= 93-48= 75-29= 83-35= 62-27= 80-23= 93-19= 35-18= 70-46= 71-55= 84-27= 41-12= 94-36= 30-16= 86-58= 72-23= 90-42= 90-31= 90-37=
70-52=
84-66=
66-19=
93-44=
91-78=
42-29=
95-59=
91-15=
83-55=
30-13=
72-43=
63-49=
71-32=
93-65=
95-49=
32-17=
94-49=
93-49=
73-45=
72-24=
86-37=
81-24=
62-37=
32-15=
71-42=
75-37=
83-49=
70-24=
80-24=
90-32=
38-19=
75-48=
33-19=
75-47=
82-59=
92-79=
43-25=
92-54=
92-13=
91-36=
45-29=
73-35=
96-67=
91-46=
80-35=
91-12=
90-54=
80-16=
76-58=
63-38=
70-33=
94-39=
36-19=
30-12=
92-33=
52-29=
82-63=
91-48=
96-79=
61-32=
90-34=
90-53=
96-79=
87-69=
71-33=
94-47=
84-38=
83-47=
60-45=
42-16=
75-27=
91-77=
62-26=
51-29=
70-57=
93-26=
95-67=
81-44=
86-47=
80-26=
80-19=
83-17=
70-37=
31-14= 76-57= 41-12= 84-17= 91-28= 70-34= 93-37= 71-23= 81-27= 63-46= 35-18= 30-16= 70-17= 95-77= 85-59= 93-24= 82-55= 90-32= 92-76= 96-47= 71-44= 64-36=
75-19=
87-68=
60-28=
93-17=
46-28=
95-66=
81-32=
85-27=
61-18=
92-19=
50-39=
72-56=
81-26=
61-22=
84-18=
83-37=
68-19=
81-29=
92-38=
50-35=
40-13=
91-27=
83-48=
45-16=
32-13=
43-26=
81-49=
85-17=
80-29=
80-14=
86-58=
33-14=
95-27=
31-15=
41-13=
90-59=
91-23=
53-29=
44-15=
93-34=
71-27=
82-36=
63-49=
65-29=
53-34=
42-13=
88-59=
30-13=
70-14=
62-19=
82-58=
85-67=
92-73=
60-27=
65-36=
34-18=
53-36=
77-19=
41-27=
54-36=
81-45=
24-17=
87-58=
82-34=
65-27=
46-38=
90-73=
52-16=
74-69=
32-28=
78-39=
32-27=
47-19=
85-37=
71-42=
75-37=
83-49=
70-24=
80-24=
90-32=
38-19=
75-48=
33-19=
两位数加减一位数的进位加法、退位减法口算练习题(二)
18+6=27+7=28+2=36+6=27+8=
23-9=94-5=77-8=60-4=80-5=
48+5=49+6=18+8=48+7=18+7=
50-6=60-7=90-8=50-9=91-2=
7+56=9+35=4+36=8+49=6+68=
42-7=32-8=73-8=83-9=34-5=
24+6=15+7=55+8=67+5=48+6=
93-9=44-5=84-6=46-7=85-9=
87+3=76+4=77+9=68+9=69+1=
25-6=15-7=65-8=75-9=56-7=
58+2=68+3=39+4=47+5
=75+6=
72-7=42-8=80-3=91-5=94-7=
44+7=32+8=12+9=28+4=86+5=
84-8=64-9=35-6=95-7=75-8=
34+6=43+7=53+8=35+7=89+2=
41-6=61-7=22-9=91-8=83-4=
76+5=57+4=19+5=37+6=45+7=
61-8=24-6=54-7=84-8=34-9=
69+5=73+7=28+7=81+9=13+8=
96-8=66-9=57-8=87-9
=48-9=
100以内加减一位数的进位、退位口算题
30+56 = 40+26 = 23 + 8 = 2 + 28 = 9 + 72 = 23+60 = 4 + 58 = 8 + 15 = 50 + 4 = 8 + 64 = 8 + 83= 6 + 85 = 9 + 80 = 25 + 7 = 29 + 3 = 7 + 38 = 20 + 30 = 20 + 6 = 77 + 8 = 53 + 8 = 76 + 9 = 6 + 53 = 16 + 5 = 19 + 5 = 6 + 55 = 37 + 4 = 3 + 48 = 35 + 8 = 3 + 49 = 59 + 6 = 6 + 55 = 9 + 53 = 28 + 6 = 27 + 6 = 8 + 66 = 3 + 28 = 49 + 4 = 47 + 4 = 56 + 8 = 86 + 5 = 9 + 21 = 8 + 25 = 3 + 69 = 36 + 6 = 47 + 2 = 2 + 57 = 9 + 56 = 29 + 5 = 44 + 8 = 60 – 3 = 80 – 2 = 50 –7 = 60 – 5 = 80 – 3 = 80 – 9 = 30 – 3 = 70 – 3 = 80– 8 = 60 – 2 = 70 – 1 = 60 – 7 = 80 – 5 = 70 – 7 = 80 – 4 = 21 – 2 = 75 – 7 = 67– 9 = 57 – 8 = 83 – 5 = 31 – 3 = 32 – 3 = 56 – 8 = 48 – 9 = 84 – 5 = 52 – 3 = 76 – 7 = 53 – 5 = 57– 9 = 41 – 2 = 72 – 7 = 92 – 7 = 81 – 4 = 58 – 9 = 72 – 5 = 43 – 4 = 91 – 4 = 84 – 5 = 75 – 6 = 71 – 5 = 83 – 4 = 72 – 5 = 64 – 6 = 75 – 6 = 64 – 6 = 56 – 7 = 84 – 8 = 81 – 2 = 98 – 9 = 66 – 8 = 76 – 8 = 86 – 7 = 43 – 4 = 66– 7 = 97 – 8= 93–6+8= 91–60+10= 83–6+8= 95–6+8= 2–70–6= 80–2–2= 80–6–5= 96–60–10= 10+65+2= 2+65+20= 3+54+2= 34+60+2= 82–20–4= 88–2–9= 80–3–5= 83–2–2= 60–5+7= 83–40+2= 74–5+9= 82–3+2= 50–0+5= 60–6+5= 70–4+5= 39–20+5= 56–30+5= 60–4+9= 68–9+6= 84–5+6=
90–80+18= 70–6+8= 70–5+4= 95–8+9=
100以内的加减法口算冲刺卷
75-5= 5+8= 54-9= 36+6 = 5+57=
29+6= 71-6= 7+5= 60+9 = 13-6=
15-7= 5+37= 12-7= 15-8= 45-8=
9+3= 12-9= 8+42= 9+5=
8+5=
56-4= 46+3= 44+7= 74-6= 63-3=
15-8= 84-5= 13-6= 12-3= 12-4=
80-7= 8+59= 8+7= 8+40 = 53-5=
33-20= 64-40= 18-10= 85-9= 43+9=
45+7= 13-8= 81-5= 59+4= 75+6=
13-5= 7+6= 3+37= 72-6 = 13-4=
5+39= 59+7= 46-40= 4+7=
8+42=
40-7= 76-50= 13-7= 26-3=
64-7=
14-8=7+9= 60-2= 29+7 = 9+6=
5+32= 8+3= 13-8= 14-6 = 15-6=
4+8= 15-7=35+8= 59+4 = 81+9=
17-9= 31-8= 80-7= 57-9= 16+8=
81-4= 5+47= 43-20= 29+4=
62-5=
56+5= 16-9= 4+9= 8+53 = 23+9=
12-3= 26+8= 65-3= 76-8= 92-8=
40-7= 50-5= 12-5= 17-9=
12-4=
100以内的加减法口算综合练习题(二)
18-2=30+8=43+1=86+2=70-3=
30-2=72-2=66-4=39-2=20-9=
53+5=35+2=39-4=8+50=20-1=
16+9= 5+18= 17+3= 36 +6= 29+5=
96-8= 66-9=57-8=87-9=48-9=
87+9= 48+8= 35+8=
4+19= 7+26=
25-6=15-7=65-8=75-9=56-7=
4+37= 29+4= 19+8=
29+7= 7+38=
72-7=42-8=80-3=91-5=94-7=
9+18= 40+6= 35+30= 6 2+8= 75+5=
93-9=44-5=84-6=46-7
=85-9=
23+7= 26+8= 19+60=
32+8= 16+9=
84-8= 64-9=35-6=95-7=75-8=
24+6= 5+37= 44+7=
67+9= 50+8=
41-6=61-7=22-9= 91-8=83-4=
61+9= 85+4= 91+8=
82+5= 39+1=
63-5=73-6=23-7=81-9=13-8=
46+7= 23+7= 37+4=
78+3= 27+6=
84-8=64-9=35-6=95-7=75-8=
39+8= 68+5= 9+25= 8
5+6= 92+4=
100以内的加减法口算综合练习题(一)
72-2=45-9=86-8=96-2=24-9=
40-2=46-9=43-4=18-2=38-8=
35+5=85+2=59-4=78+10=82-5=
64+6=32+7=49-5=63+3=84-2=
60-4=11+20=45-3=30+8=60-7=
25+4=36-5=84+4=52-3=71+9=
88-4=76+0=93-3=18+5=70-5=
56+20=64+6=65+3=15-3=30-3=
32+6=29-7=35+2=73+4=25+4=
43+5=87+10=39-3= 48-30= 95-40=
81-2=60+8=39+10=76+10=70+30=
48-9=47-8=52-4=43-8=68-9=
40-2=27-9=32-4=41-2=38-9=
30-2=72-2=66-4=39-2=20-9=
53+5=35+2=39-4=8+50=20-1=
40+6=62+7=89-5=63+3=34-2=
50-4= 11+2= 53-
3= 60+8= 80-7=
32+4=26-5=84+4=35-10=71+9=
12+6=29-7=33+2=3+40=15+4=
23+5=37+1=29-3=38-3=15-4=
两位数加一位数(进位)的口算练习题
16+9= 5+18= 17+3= 36+ 6= 29+5=
48+8= 35+8= 4+19= 7+26=
4+37=
19+8= 29+7= 7+38= 9+18=
46+7=
62+8= 75+5= 23+7= 26+8= 3 2+8=
16+9= 24+6= 5+37= 44+7=
67+9=
61+9= 85+4= 91+8= 82+5= 39+1=
23+7= 37+4= 78+3= 27+6= 39+8=
9+25= 85+6= 92+4= 86+2=
48+7=
2+38= 56+8= 36+5= 35+6=
46+9=
23+8= 46+6= 84+7= 34+7= 5 6+3=
12+9= 93+3= 58+3= 75+7=
35+6=
39+2= 27+4= 68+5= 37+9= 34+9=
23+7= 47+4= 88+3= 47+6=
39+8=
26+8= 19+6= 28+5= 53+6=
78+5=
23+8= 89+6= 75+5= 86+6= 6
8+7=
26+9= 25+6= 29+4= 49+7= 87+9=
61+9= 85+4= 91+8= 82+5=
46+7=
73+7= 37+4= 78+3= 39+8=
68+5=
16+9= 5+18= 17+3= 36+6=
29+5=
48+8= 35+8= 4+19= 7+26=
4+37=
两位数减一位数(退位)的口算练习题
51-4= 98-9= 37-8= 64-5= 62-9=
32-6= 45-7= 36-8= 95-7= 62-5=
97-9= 21-9= 68-9= 56-8= 93-5=
54-6= 92-8= 92-5= 64-9= 81-4=
57-9= 45-9= 64-6= 87-8= 44-8=
68-9= 71-2= 64-5= 62-9= 32-6=
45-7= 36-8=
95-7= 62-4= 97-8=
21-9= 68-9=
56-8= 93-5= 54-6=
92-8=
23-5= 64-9= 70-3= 17-9=
91-4= 68-9= 90-2= 64-5= 62-9=
32-6= 45-7= 36-8=
95-8= 62-4=
97-9= 21-9= 68-9=
56-8= 93-5=
54-6= 92-8= 91-5=
64-9= 10-6=
88-9= 71-6= 12-6=
45-9= 63-5=
52-4= 70-3= 17-9=
91-7= 98-9=
40-2= 64-5= 62-9=
32-6= 45-7=
36-8= 95-7= 62-4=
97-8= 21-9=
68-9= 56-8= 93-5=
54-6= 92-8=
两位数加减一位数的进位加法、退位减法口算练习题(一)
14+6=18+2=16+4=24+6=27+3=
90-1=80-2=70-3=20-4=30-5=
28+3=35+5=36+4=45+5=48+2=
80-6=70-7=51-5=41-6=21-7=
54+7=45+7=48+4=36+7=49+2=
61-8=62-9=63-4=43-5=33-6=
49+3=56+6=63+8=64+6=54+6=
23-7=51-9=60-8=30-9=11-2=
56+5=63+7=49+1=64+7=72+8=
71-3=61-4=14-7=84-8=94-9=
16+5=18+3=24+7=27+5=28+6=
25-6=42-3=52-4=42-5
=52-6=
35+6=16+6=18+5=27+6=28+4=
70-7=86-7=80-8=40-9=51-2=
36+8=45+6=48+3=54+8=49+4=
51-3=61-4=75-9=16-8=96-9=
56+7=16+7=18+4=27+4=28+5=
67-8=78-9=67-9=32-5=72-6=
36+5=45+8=48+6=49+5=56+4=
16-8=46-9=51-9=22-3
=22-4=
两位数加减一位数的进位加法、退位减法口算练习题(二)
18+6=27+7=28+2=36+6=27+8=
23-9=94-5=77-8=60-4=80-5=
48+5=49+6=18+8=48+7=18+7=
50-6=60-7=90-8=50-9=91-2=
7+56=9+35=4+36=8+49=6+68=
42-7=32-8=73-8=83-9=34-5=
24+6=15+7=55+8=67+5=48+6=
93-9=44-5=84-6=46-7=85-9=
87+3=76+4=77+9=68+9=69+1=
25-6=15-7=65-8=75-9=56-7=
58+2=68+3=39+4=47+5=75+6=
72-7=42-8=80-3=91-5=94-7=
44+7=32+8=12+9=28+4=86+5=
84-8=64-9=35-6=95-7=75-8=
34+6=43+7=53+8=35+7=89+2=
41-6=61-7=22-9=91-8=83-4=
76+5=57+4=19+5=37+6=45+7=
61-8=24-6=54-7=84-8=34-9=
69+5=73+7=28+7=81+9=13+8=
96-8=66-9=57-8=87-9=48-9=
一年级口算练习题100以内的加减法(进退位运算)
53-15=54-48=20-19=54+39=
37+56=33-16=92-48=93-19=
41-24=69+23=37+46=21-13=91-18=34-15=79+15=39+25=31+59=44+18=20-12=73-19=45+49=40-11=66-17=56+38=56+15=40-21=31+19=40-17=90-19=27+43=56+29=37-28=21-18=63-54=36+29=93-17=21-14=45-38=52-27=32-15=58+32=50-19=62+18=43-24=50-47=30-28=41-33=52-43=51-44=42+48=56+18=23+39=69+14=71+19=30-25=47-38=60-51=42-15=34-15=49+28=50-44=67+26=41-24=77+15=60-33=25-19=35+45=33-24=67+17=65+28=30-27=81-18=65+28=90-81=65+26=85-47=72+19=64-25=33+27=53-46=50-47=58+15=59+16=65+25=66-57=41+29=68+27=51-13=21+69=40-22=83-44=61-33=50-33=71-44=92-63=22+19=一年级口算练习题100以内的加减法(进退位运算)-答案53-45=54-46=50-19=56+39=17+76=33-27=91-48=97-19=
51-24=69+18=47+46=28-13=82-18=34-28=78+15=36+25=29+59=44+4=21-12=73-39=36+49=40-24=61-17=56+18=49+15=40-18=38+19=40-37=70-19=27+53=59+29=37-18=31-18=63-48=37+29=93-77=31-14=45-27=54-27=32-25=48+32=50-24=66+18=43-14=50-46=30-26=41-38=52-33=51-48=42+39=56+14=23+69=69+26=71+15=34-25=47-18=60-53=42-24=32-15=69+28=53-44=67+18=43-24=47+25=40-33=25-18=25+45=73-24=56+17=65+17=40-27=84-18=56+28=90-84=68+26=86-47=27+19=64-48=43+27=83-46=50-45=58+17=69+16=45+25=86-57=41+19=67+27=52-13=19+69=40-38=81-24=62-33=42-33=71-58=92-66=26+19=。