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第9单元数学广角-一鸡兔同笼☒
练习数学广角一鸡兔同笼(1)
号常规算
1.直接写出得数。
3.6+1.7=
0.36-0.21=
6.4+1.8=
4.5+2.6=
0.48-0.4=
6.2+1.9=
1.9+3.2=
4.62+11.3=
7.9-1.2=
4.3-2.6=
1.2+0.91=
5.4-2.7=
8.41+1.63=
5.74-1.62=
290÷1000=
2.67+5.56=
4.37-2.14=
3.64+2.34=
1.54+2.95=
3.52+3.83=
3.71+2.88=
2.脱式计算。
70×[(58+113)÷19]
9.73+1.25+10.27+1.75
。应用算
3.六(1)班48个同学去看科技展览,他们买的入场券的票价身高一米四以上
是15元一张,身高一米四及以下是10元一张,一共付了580元。这两种入
场券各有多少张?
51
4年级下
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题
练习数学广角一鸡兔同笼(2)
号常规算
1.直接写出得数。
3.9-2.6=
5.8+2.1=
2.6+1.3=
2.9-0.9=
4.1+1.1=
5.1+2.8=
17.1+2.3=
17.4-15.2=
2.5+3.3=
6.7-3.2=
6-2.6=
9.4+1.3=
5.1-2.9=
5.91-3.2=
9.44-4.22=
3.31+2.61=
7.59-5.27=
4.41+2.31=
6.54-2.13=
0.72-0.42=
16.47-12.33=
1.72+3.32=
5.55-2.94=
5.73+2.83=
2.82+3.43=
8.65-3.45=
17.88-12.39=
4.47-2.38=
4.75-1.37=
2.64+3.44=
。应用算
2.把60个篮球分别装在A、B两种纸箱里,共装满10个箱子。
A箱可以装8个,
A、B两种箱子
B箱可以装3个。
各有多少个?
3.有大桶和小桶共50个,每个大桶装水4千克,每个小桶装水2千克,两种
桶共装水120千克。大桶和小桶各有多少个?
522.1.9620.4953.26
49.5317.14.67
练习三整数加法运算律
推广到小数(1)
100
58.276.231.5
9.8921.4246.7
8
练习三整数加法运算律
推广到小数(2】
1.31.954.233.62369
69.841.51014.1
48.435.0320.124.5
40.8212.084.076.24.5
8.619.52.412.90.3
3.4013.912.820
2.2.089.027.4
22.7812.175.4
第7单元图形的运动(二)】
练习一轴对称(1)
1.900.130007900
36000.47262060
9.72.510.0240.57
450013160.7760
140040.2
2.61523.7315.15
13.631.2
3.2341图略
练习一
轴对称(2】
1.3.650.75
0.320.162.61
0.9711.1
500.252
7
0.7246.313.70.2182.3
11.839.83.30.435.5
14.10.7910.11.26
2.2.76.25.26.3
3.2
4.95
3.
4.略
练习二平移(1)
1.11.1157.19.727
7.869.121.12.85.3
2.22.50.462.391.09
2.14.6382517
3.(1)下4(2)右10
8.232.235.984.497.35
(3)左11
6.59
4.略
2.63023
练习二平移(2】
3.票价15元一张的数量:
1.1020.965.98.050.9
(580-48×10)÷(15-10)=20(张)
6.32.1515.03104.22
票价10元一张的数量:
4.142.126.221.10.06
48-20=28(张)
83.260.72
练习数学广角一鸡兔同笼(2)
2.17.984.1241.14
1.1.37.93.925.27.9
3.周长:(4+4)×2=16(cm)
19.42.25.83.53.410.7
面积:2×4+1+1+1=11(cm2)
2.22.715.225.922.32
6.724.410.34.145.04
第8单元平均数与条形统计图
2.618.566.255.25.49
练习一平均数(1)
2.093.386.08
1.31.185.22.31.21
2.B箱:(8×10-60)÷(8-3)=
6.10.3713.29.20.61
4(个)A箱:10-4=6(个)
1.910.728.195.58
3.小桶:(50×4-120)÷(4-2)=
8.061.0291.0215
40(个)
8.48
大桶:50-40=10(个)
2.3.16
6.47.11
第10单元总复习
3.1号:(90+92+88)÷3=90(分)
练习一数与运算(1)
2号:(82+84+86)÷3=84(分)1.444152069060810
1651504318880150
练习一平均数(2)
1056930010044
640
1.3.60.40.23.126.5
200
11.51.60.0251.17
2.316842318101.26
17.23.21.1419.95
40.3311.81
1.225.3210.762.23
3.3423746.2
1.82.71.3
练习一数与运算(2)
2.3.118.9412.74
1.4.810.25.211.510728
3.(1)(106+145+150+203)
0.3747.65.12.213.31
÷4=151(棵)
11.138.222.6311.785.02
(2)203÷(3+2+2)=29(棵)
1.171.741.010.154.51
练习二复式条形统计图
2.36.886.910.295.1
1.2.214.62.2211.942.1
1650.55176000736
2.125.1
3.111.314.7
练习二图形与几何
9.59.616.268.340.9
1.8.34.97.56.441.31
6.049.5410.99
10.6419.8814.16.87
2.269152400
8.653.82.710.415.73.5
3.(1)略(2)八十
6.441.045.4511.74
(3)(40+120+80+20)÷4=
2.2550132270
65(箱)
3.44
(4)(90+140+60+30)÷4=
4.8×4=32(cm)
80(箱)
练习三统计与数学广角
第9单元数学广角—鸡兔同笼
1.5.90.3111.6210.41.9
112.296.944.016.98
练习数学广角—鸡兔同笼(1)
1.51.42019.7516.2
1.5.30.158.27.10.08
3.6131.0910.61.13.8
8.15.115.926.71.7
37.524.88
2.112.710.044.120.292.(1)哪吒(2)葫芦娃