摘要:A.23 B.28 C.33 D.38
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计算:
(1)(-30)-(-28)+(-70)-88
(2)-[3.5-(-1.13)-(-0.33)]+2.5
(3)(-11
)×(-1
)×(-0.3)×3
×(-
)
(4)1-
×[2-(-3)]2
(5)(1-1
-
+
)×(-24)
(6)-23÷
×(-
)2+(-0.8)-5×(-
).
查看习题详情和答案>>
(1)(-30)-(-28)+(-70)-88
(2)-[3.5-(-1.13)-(-0.33)]+2.5
(3)(-11
1 |
4 |
1 |
3 |
1 |
3 |
3 |
5 |
(4)1-
1 |
25 |
(5)(1-1
1 |
2 |
3 |
8 |
7 |
12 |
(6)-23÷
4 |
9 |
2 |
3 |
1 |
22 |
计算:
(1)(-30)-(-28)+(-70)-88
(2)-[3.5-(-1.13)-(-0.33)]+2.5
(3)(-11
)×(-1
)×(-0.3)×3
×(-
)
(4)1-
×[2-(-3)]2
(5)(1-1
-
+
)×(-24)
(6)-23÷
×(-
)2+(-0.8)-5×(-
).
查看习题详情和答案>>
(1)(-30)-(-28)+(-70)-88
(2)-[3.5-(-1.13)-(-0.33)]+2.5
(3)(-11
1 |
4 |
1 |
3 |
1 |
3 |
3 |
5 |
(4)1-
1 |
25 |
(5)(1-1
1 |
2 |
3 |
8 |
7 |
12 |
(6)-23÷
4 |
9 |
2 |
3 |
1 |
22 |
甲、乙两篮球运动员上赛季每场比赛的得分如下:
甲15,24,25,31,31,36,36,37,39,44,50.
乙8,13,14,16,23,26,28,33,38,39,51.
小莉用如图的方式来表示甲、乙的得分.
(1)请在右侧补全乙的得分;
(2)用不等号填空: ; ;
(3)请说出此种表示方式的优点.