Question

100道口算题

Answer 1

1.87+63-21
2.54-45+65
3.24-21+54
4.98-95+54
5.54+88-87
6.54+52-84
7.20+84-87
8.21+77-45
9.54+82-12
10.62+59-45
11.51-54+51
12.87-78+99
13.24+54-51
14.54+84-21
15.87-51+55
16.87-72+91
17.85-58+46
18.62+12-85
19.25+58-54
20.61-54+81
21.52-21+15
22.54-21+78
23.81+62-58
24.56+84+84
25.49+89-11
26.96-27+15
27.95-25+48
28.94-84+86
29.65-45+25
30.54-96+85
31.88+21-37
32.69+97-27
33.14+48-58
34.25+95-46
35.36+62-57
36.53+31-39
37.43+94-48
38.76+25-28
39.89+60-16
40.94+84-38
41.65+50-19
42.52+35-27
43.11+15-28
44.24+64-26
45.47+31-25
46.58+97-34
47.84+46-25
48.95+95-20
49.61+75-13
50.12+65-12
51.73+45-32
52.86+25-21
53.99+85-12
54.38+16-54
55.15+34-54
56.24+94-28
57.81+76-58
58.42+31-49
59.53+98-26
60.26+84-35
61.39+45-19
62.68+11-28
63.85+94-24
64.44+34-28
65.31+32-38
66.82+65-37
67.13+54-39
68.26+97-24
69.99+55-25
70.37+82-20
71.15+46-32
72.98+72-21
73.56+92-65
74.75+81-54
75.81+69-12
76.48+87-32
77.54+54-62
78.38+32-12
79.66+21-52
80.15+54-13 81.21+98-52 83.42+87-42
83.95+54-14
85.84+21-65
86.58+65-35
87.69+21-25
88.36+54-12
89.11+24-65
90.42+98-32
91.74+65-45
92.85+32-25
93.58+85-16
94.27+54-25
95.65+21-34
96.91+65-21
97.53+95-54
98.78+87-32
99.54+24-87
100.82+54-12