2013年五年级下册数学暑假作业答案,教育科学出版社

2025-02-25 02:04:22
推荐回答(4个)
回答1:

2)0.4 0.29
  (5)1.6
  动脑筋:拼成长方体后,表面有10个小正方形
  每一个小正方形面积:60÷10=6平方分米
  6×6=36 平方分米
  P32\33
  2、填空(1)< > (2)4 10 (3) 96 64
  3、选择:C D C
  5、解决问题
  (1)右手: 16÷(3-1)=8(颗)
  左手:8+16=24(颗)
  (2)解:设参加电脑兴趣小组的学生有x人
  3x-13=53
  3x=66
  X=22
  (3)300×2÷(35+65)=6(米)
  动脑筋:
  8÷4=2(分米) 2×2×8=32(立方分米)
  P34\35
  2、填空(1)36码,23厘米 ;若34码,22厘米……
  (2) 2 (3)6.8
  1、 解决问题:
  (1)(100-98)÷100=1/50
  (2)0.6=3/5=36/60
  2/3=40/60
  38/60 张师傅时间最少,做得最快。
  动脑筋:解:设每本练习本x元,那么每本方格本x+0.16元
  (x+0.16)×2+5x = 6.62
  6x = 6.3
  X=1.05
  X+0.16=1.05+0.16=1.21
  P36/37
  2、填空(1)4,2,2,9(2)b,a (3)毫升 立方厘米 千克 平方米
  (4)12=2×2×3 21=3×7 30=2×3×5
  3、选择:B A
  4、解方程 x=0 x=10.2 x=2
  动脑筋
  (1) 32÷4÷4=2(厘米) 4+2 =6 厘米
  (2)1/601 1/603 1/607 1/609 1/611 1/613 。。。。。。
  P38/39
  2、填空(1)ab=ba C=2(a+b)
  (2) 9000
  (3)a+b 2a+b
  3、选择 B C B
  4、解决问题
  (1)4×4×6=96立方分米=96升
  0.82×96=78.72(千克)
  (2)0.8×0.4×(0.25-0.2)=0.016(立方米)
  (3)平均数:(72+98+88+60+70+65)÷6=75.5
  中位数:98>88>72>70>65>60,(72+70) ÷2=71
  用平均数代表更加合适
  动脑筋:
  10.5×2×2= 42 (平方厘米)
  P40、41
  2、选择: C , A , B
  3、判断:×,√,×,×,×
  5、解决问题
  (1)(3948-216)÷3=1244(人)
  (2)3/5+2/3-1=4/15
  (3)1-3/10-2/5=3/10(米)是等腰三角形
  动脑筋:
  解:设小芳储蓄x元,那么小东储蓄3x-15元
  3x-15+x=505
  X=130
  P42/43
  2、填空(1)13,13,28(2)60,90; 15,30;30,60,90 (3)12
  (4)100=97+3 =17+83
  (5)12,18
  3、判断:×,×,×,√,×
  4、计算
  18.5×12÷2=111(平方厘米)
  12×20 + (12+24)×(30-20)÷2 = 420(平方米)
  动脑筋:
  4×4+1 = 17(个)
  P44/45
  2、填空(1)占全长的1/4, 3/4米 (2) 180升,180000,180000
  (3)ab , 2800
  3、判断 ×,×,√,√,×
  4、求阴影部分面积
  大正方形+小正方形 - 两个空白三角形
O(∩_∩)O谢谢,求采纳。

回答2:

你抄答案啊,这是作弊的行为,自己耐心做吧,你会做好的。

回答3:

  1. 找老师要 

  2. 自己从新买一本

回答4:

自己用心仔细做

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