五年级上册口算大通关答案?口算:一边心算一边口说地运算。口算就是用脑计算,用口头叙述来记忆当时的结果。这种方法用于速算,常练有助于智力的提高。也成为如今的主流的计算方法。也叫“心算”。数学教学方法之一。那么,五年级上册口算大通关答案?一起来了解一下吧。
7.8×10= 0.6×100= 3.71×10= 4.5×1000=
0.92×100= 6÷12= 0.87-0.49=
5.2×10=0.28×1000= 6.12×10= 0.479×100=
17.6×1000= 5÷100= 21.3÷10=
14.17÷100=9.2÷10=7.13÷10=1÷100=
0.43÷10=278.6÷1000= 53.4÷100=
38.2÷100= 2.33÷10=4.56÷100=9.02÷10=
70.77÷100=356.8÷1000=3.2×3=
1.4×0.5=0.08×6= 1.5×0.3= 0.71×2=
0.25×4=1.25×8=4.3×2=
1.2×0.4= 0.6×0.9= 3.4×0.3=
5×0.6= 4.5×2=0.03×0.5=1.6×0.3=
0.23×3=5.1×2=9×0.3=7.1×3=
1.5×6=0.9×0.4×10= 0.68×8×1.25=
7.1×0.25×4= 16.4×2.9+16.4×7.1=
3.2×2.8+3.2×7.2=1/兄兆6 + 1/2 -1/羡指租6 = 7.5-(2.5+3.8)=
7.2÷3=8.4÷4=0.65÷5=0.93÷3=
2.7÷9= 3.8÷2=5.4÷0.8=4.6÷2=
1.8÷0.3= 4.2÷7= 9.6÷0.6=6.4÷3.2=
11÷0.11=10÷2.5=14÷0.2=
0.31÷3= 10.5÷5= 14.7÷0.7= 20÷0.5=
9.6÷1.2=3.44÷2=65÷0.3=
9.9÷11= 2.8÷2= 0.96÷3= 17×40=
100-63= 3.2+1.68=2.8×0.4=逗宏
14-7.4=1.92÷0.04= 0.32×500=0.65+4.35=
10-5.4= 4÷20= 3.5×200=
1.5-0.06= 0.75÷15= 0.4×0.8= 4×0.25=0.36+1.54=1.01×99= 420÷35=
25×12=135÷0.5=3/4 + 1/4 =2 + 4/9 =
3 - 2/3 =3/4 - 1/2=7/8 + 3/8 =
3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =0.51÷17=
32.8+19=5.2÷1.3=1.6×0.4=
4.9×0.7= 1÷5=
如下:
17×40=680, 100-63=37, 3.2+1.68=4.88, 2.8×0.4= 1.12
14-7.4=6.6, 1.92÷0.04=48, 0.32×500=160, 0.65+4.35= 5
10-5.4=4.6, 4÷20=0.2, 3.5×200=700, 1.5-升枣0.06=1.44
0.75÷15=0.05, 0.4×0.8=0.32, 4×0.25=1, 0.36+1.54=2
1.01×99=99.99, 420÷35=12, 25×12=300, 135÷0.5=270
3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1.2, 7/8 + 3/8 =5/4
3/10 +1/5 =1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1.5
0.51÷17=0.03, 32.8+19=51.8, 5.2÷1.3=4, 1.6×0.4=颂笑睁野岁 0.64
4.9×0.7=3.43, 1÷5=0.2, 6÷12=0.5, 0.87-0.49=0.38
1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)
2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)
3.8+2-8+2
4.25*4/25*4
5.7.26-(5.26-1.5)
6.286+198
7.314-202
8.526+301
9.223-99
10.6.25+3.85-2.125+3.875
11.9-2456*21
12.0.5/11.5-4*2.75
13.1/2×3/5
14.3.375+5.75+2.25+6.625
15.1001-9036÷18
16.3.8×5.25+14.5
17.2.1*4.3+5.7*2.1
18.30×1/3
19.102*45-328
20.2/3×12
21.2.8*3.1+17.6/8
22.3/5×5/6
23.(50-12.5)/2.5
24.2/5×1/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7×1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2×1/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403÷13×27
46.1.5×4.2-0.75÷0.25
47.3.27×4 +3.27×5.7
48.(1.2+ 1.8)×4.51025-768÷32
49.0.25×80-0.45÷0.9
50.1025-768÷32
51.0.25*2.69*4
1、24.6-3.98+5.4-6.02
解析:此题利用加法交换唤塌链结合律,凑整再计算。步骤如下:
24.6-3.98+5.4-6.02
=(24.6+5.4)-(3.98+6.02)
=30-10
=20
2、27×17/26
解析:此题先用加法分配律,把27转换成(26+1),再利用乘法结合律,使得运算简便。
27×17/26
=(26+1)×17/26
=26×17/26+1×17/26
=17+17/26
=17又17/26
3、528-99
解析:利用和孙凑整法和减法结合律计算,先利用凑整法把99变换为(100-1),再运用a-b-c=a-(b+c)来简便计算,步骤如下:
528-99
=528-(100-1)
=528-100+1
=428+1
=429
4、1.2×2.5+0.8×2.5
解析:运用提取公因数的方法,公式:ac+ab=a(b+c),提取公因数2.5,1.2和0.8相加正好凑整数,使得运算简便。
1.2×2.5+0.8×2.5
=(1.2+0.8)×2.5
=2×2.5
=5
5、2.96×40
解析:此题衫羡先利用乘法分配律,把2.96×40转换成29.6x4,再利用乘法结合律来简便计算。
五上口算大通关有前谈答案。根据查询相关公开信息显示:五祥源年级上册口算大通关书最后2页为答案,也可谨悔态在手机小猿口算APP,在线拍照出答案。
1.45+15×6= 135
2.250÷5×8=400
3.6×5÷2×4=60
4.30×3+8=98
5.400÷4+20×5= 200
6.10+12÷3+20=34
7.(80÷20+80)÷4=21
8.70+(100-10×5)=120
9.360÷40= 9
10.40×20= 800
11.80-25= 55
12.70+45=115
13.90×2= 180
14.16×6= 96
15.300×6= 1800
16.540÷9=60
17.30×20= 600
18.400÷4= 100
19.350-80= 270
20.160+70=230
21.18-64÷8= 10
22.42÷6+20=27
23.40-5×7= 5
24.80+60÷3=100
25.41+18÷2= 50
26.75-11×5= 20
27.42+7-29= 20
28.5600÷80=70
29.25×16= 400
30.120×25= 3000
31.36×11= 396
32.1025÷25=41
33.336+70= 406
34.25×9×4= 900
35.200-33×3= 101
36.3020-1010=2010
37.12×50= 600
38.25×8= 200
39.23×11= 253
40.125÷25=5
41.4200-2200=2000
42.220+80= 300
43.20×8×5= 800
44.600-3×200=0
45.20+20÷2= 30
46.35-25÷5= 30
47.36+8-40= 4
48.2800÷40=70
49.98÷14 = 7
50.96÷24 = 4
51.56÷14 =4
52.65÷13 = 5
53.75÷15 = 5
54.120÷24 =5
55.200÷25 = 8
56.800÷16 = 50
57.840÷21 =40
58.560÷14 = 40
59.390÷13 = 30
60.600÷15 =40
61.72÷24 = 3
62.85÷17 = 5
63.90÷15 =6
64.96÷16 = 6
65.78÷26 = 4
66.51÷17 =3
67.80÷40 = 2
68.100÷20 = 5
69.100÷4 =25
70.240÷40 = 6
71.920÷4 = 230
72.300÷60=5
73.64÷2 = 32
74.64÷4 = 16
75.50÷5 =10
76.60÷8 = 7.5
77.96÷4 = 24
78.90÷6 =15
79.400+80 = 480
80.400-80 = 320
81.40×80 =3200
82.400÷80 = 5
83.48÷16 = 3
84.96÷24 =4
85.160×5= 800
86.4×250= 1000
87.0×518= 0
88.10×76= 760
89.36×10=360
90.15×6= 90
91.24×3= 72
92.5×18= 90
93.26×4= 74
94.7×15=105
95.32×30= 960
96.40×15= 600
97.60×12= 720
98.23×30= 690
99.30×50=1500
100.5×700=350
以上就是五年级上册口算大通关答案的全部内容,五年级,已经步入高年级了。五年制五年级的学生要面临初中考试,所以要认真学习,仔细复习以前学过的知识,不可以松懈。六年制五年级的学生要为六年级的小升初做好准备,所以也要认真学习,备战小升初,时刻准备。