有理数计算题
⑴38(-22)(62)(-78)
⑵(-
23
)0(
14
)(-
16
)(-
12
)
⑶(-23)-63-37(-77)
⑷(825)825(025)(575)(75)
⑸(18)(32)(16)(26)
⑹
5
35
(5
23
)4
25
(-
13
)
⑺(-8)(-3
12
)2(-
12
)12
⑻(-08)(-12)(-06)(-24)
⑼(637)(-3
34
)637275
⑽(
310
)—(-
47
)—(-
25
)—
107
⑾(61)—(-43)—(-21)—51
⑿(-
23
)—-1
34
—-1
23
—175
1
f⒀-3
23
—-2
34
—-1
23
—-175
⒁
-8
34
-5
79
+4
16
-3
29
⒂
-4
34
16
-
23
—
52
⒃(-05)-(-3
14
)+675-5
12
⒄2110181323355
⒆(-025)×(-
47
)×4×(-7)
⒅5981243138455
⒇(-
37
)×(-
45
)×(-
712
)
21)872153191279432
21
21
(22)4×(-96)×(-025)×
148
(23)(
47
-1
18
314
)×56
(24)
(
56
—
34
—
79
)×36
(25)(-36)×(
49
+
56
-
712
)
(26)(-
34
)×(8-
43
-04)
2
f(27)(-66)×〔1
2122
-(-
13
)+(-
511
)〕
(28)25×
34
-(-25)×
12
+25×
14
(29)(
718
34
-
56
+
79
)×72
(30)
13
×2
314
-
27
×-
85
×-
516
(31)2÷(5-18)×
118
(32)1
13
÷(-3)×(-
13
)
(33)
-
78
×(-
314
)÷(-
38
)
(34)(
34
-
78
)÷(-
56
)
(35)(
92
-
38
34
)÷(-
34
)
(36)
-35
×(
16
-05)×
37
÷
12
(37)
-1
27
÷(-1
56
)×1
38
×(-7)
(38)
65
×(-
13
-
12
)÷
54
3
f(39)
57
÷(-2
25
)-
57
×
512
-
53
÷4
(40)08×
211
48×(-
27
)-22÷
37
08×
911
(41)(-
16
320
45
712
)×(-15×4)
(42)
718
37
(-24)
(43)2÷(-
37
)×
47
÷(-5
17
)
(44)[15
12
(1
14
÷1
25
+3
12
]÷(-1
18
)
(45)
15
×(-5)÷(-
15
)×5
(46)(
13
121
314
-
27
)÷(-
142
)
(47)13×
23
034×
27
13
×(13)
57
×034
(48)(13)×(134)×
113
×(
167
)
(49)(16-503
25
)÷(
2)
(50)(
4
78
)(5
12
)(
4
14
)
3
18
4
f(51)(05)(
3
14
)675
5
12
(52)178
872143
221
53
1921
-1279
(53)-
914
-1
57
821
÷-
142
(54)--3÷10-(-15)×
1r