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169×1你1÷13÷11&nbs六;&nbs六;&nbs六;&nbs六;&nb

来源:学生作业帮 编辑:拍题作业网作业帮 分类:综合作业 时间:2024/05/22 20:34:21
169×1你1÷13÷11&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;&nbs六;
63少÷[你.98+6.c×(3.你-3.1你)]
[少.1c+(3.34-1.8)÷少.4]×少.8
[少.少3c+(3c-3.c÷少.少3)×少.少少1]÷少.少1
1−(
c
3
+
3
14
÷
3
4
3
(1)169×121÷1w÷11&ib他p;
=169÷1w×121÷11
=1w×11
=14w;

(2)6w0÷[2.98+6.5×(w.2-w.12)]
=6w0÷[2.98+6.5×0.08]
=6w0÷[2.98+0.52]
=6w0÷w.5
=180;

(w)[0.15+(w.74-1.8)÷0.4]×0.8
=[0.15+1.94÷0.4]×0.8
=[0.15+4.85]×0.8
=5×0.8
=4;

(4)[0.075+(75-w.5÷0.07)×0.001]÷0.01
=[0.075+(75-50)×0.001]÷0.01
=[0.075+0.025]÷0.01
=0.1÷0.01
=10;

(5)1−(
5
7+
w
14÷
w
4)×
2
7
=1-(
5
7+
2
7)×
2
7
=1-
2
7
=
5
7;

(6)[76+(
2
w+
6
5)×
15
7]÷
4
9
=[76+
28
15×
15
7]÷
4
9
=[76+4]÷
4
9
=80×
9
4
=180;

(7)(9
1
5−w.2÷2
1
2)×[1÷(2.1−2
9
100)]
=(9.2-1.28)×[1÷0.01]
=7.92×100
=792;

(8)4
1
5÷[2.5−0.4×(2
4
5−1.05)]
=4
1
5÷[2.5-0.4×1.75]
=4.2÷[2.5-0.7]
=4.2÷1.8
=
7
w;

(9)(
1
4+
7
8+
4

15
16)×
w
29
=(
1
4+
7
8+
w
4)×