六年级百分数简便计算题100道带答案

六年级简便计算题100道，要有答案和过程~

0.4×125×25×0.8
=（0.4×25）×（125×0.8)
=10×100=1000
1.25×（8+10）
=1.25×8+1.25×10
=10+12.5=22.5
9123-（123+8.8）
=9123-123-8.8
=9000-8.8
=8991.2
1.24×8.3+8.3×1.76
=8.3×（1.24+1.76)
=8.3×3=24.9
9999×1001
=9999×（1000+1）
=9999×1000+9999×1
=10008999
14.8×6.3-6.3×6.5＋8.3×3.7
=（14.8-6.5）×6.3＋8.3×3.7
=8.3×6.3+8.3×3.7
8.3×（6.3＋3.7）
=8.3×10
=83
1.24+0.78+8.76
=（1.24+8.76）+0.78
=10+0.78
=10.78
933-157-43
=933-（157+43）
=933-200
=733
4821-998
=4821-1000+2
=3823
I32×125×25
=4×8×125×25
=（4×25）×（8×125）
=100×1000
=100000
9048÷268
=（2600+2600+2600+1248）÷26
=2600÷26+2600÷26+2600÷26+1248÷269
=100+100+100+48
=348
2881÷ 43
=（1290+1591）÷ 434
=1290÷43+1591÷43
=30+37
3.2×42.3×3.75-12.5×0.423×16
=3.2×42.3×3.75-1.25×42.3×1.6
=42.3×(3.2×3.75-1.25×1.6)
=42.3×(4×0.8×3.75-1.25×4×0.4)
=42.3×(4×0.4×2×3.75-1.25×4×0.4)
=42.3×(4x0.4x7.5-1.25x4x0.4)
=42.3×[4×0.4×(7.5-1.25)]
=42.3×[4×0.4×6.25]
=42.3×(4×2.5)
=4237
1.8+18÷1.5-0.5×0.3
=1.8+12-0.15
=13.8-0.15
=13.65
6.5×8+3.5×8-47
=52+28-47
=80-47
(80-9.8)×5分之2-1.32
=70.2X2/5-1.32
=28.08-1.32
=26.76
8×7分之4÷[1÷(3.2-2.95)]
=8×4/7÷[1÷0.25]
=8×4/7÷4
=8/7
2700×（506－499）÷900
=2700×7÷900
=18900÷900
=21
33.02－（148.4－90.85）÷2.5
=33.02－57.55÷2.5
=33.02－23.02
=10
（1÷1－1）÷5.1
=（1－1）÷5.1
=0÷5.1
=0
18.1＋（3－0.299÷0.23）×1
=18.1＋1.7×1
=18.1＋1.7
=19.8
3.42×5.7＋4.3×3.42 8.75×11－8.75 7.42×20.1
5.9×2.7＋0.59×73 0.358×14.7＋35.8×0.853
2.7×3.014 0.847×35 0.079×0.23

遇到不会的题就上网找答案照抄，根本不想动脑筋，会让学生养成，在网上是问不到答案的哈
不思考的习惯，改正吧，多思考 做题不怕做错，就怕不思考

0.4×125×25×0.8

=（0.4×25）×（125×0.8)

=10×100=1000

1.24×8.3+8.3×1.76

=8.3×（1.24+1.76)

=8.3×3=24.9

9999×1001

=9999×（1000+1）

=9999×1000+9999×1

=10008999

14.8×6.3-6.3×6.5＋8.3×3.7

=（14.8-6.5）×6.3＋8.3×3.7

=8.3×6.3+8.3×3.7

8.3×（6.3＋3.7）

=8.3×10

=83

1.24+0.78+8.76

=（1.24+8.76）+0.78

=10+0.78

=10.78

933-157-43

=933-（157+43）

=933-200

=733

4821-998

=4821-1000+2

=3823

I32×125×25

=4×8×125×25

=（4×25）×（8×125）

=100×1000

=100000

百分数的互化

百分数与小数的互化

（1）百分数化小数：去掉百分号，小数点左移两位。如：75%可化为0.75。

（2）小数化百分数：加上百分号，小数点右移两位。如：0.62可化为62%。

(30+20%)÷2
12×3÷(25+20%)
30÷(3+40%)
27÷8×16×10%
(43×20%)+【3×(1÷9)】
14×15%+25×8×(1÷4)
19.8÷(1+10%)
19.8÷(1-10%)
20÷(1-20%)
20×(1-25%)
20÷(1+20%)
20×(1+25%)
60÷(30%-25%)
120×(1-25%-40%)
605×8+3.5-44+10.9-(6.6+0.125÷12.5%)
(0.75+0.2) ÷0.25×25%+12÷0.75+7.2÷2.4
(25%-695%-12%)×36
4÷2-34%
(25÷3×18) ×30%
1049 × (1-75%)
(1+37%)×20
35÷2×75%
(54+10%)÷20
(25÷÷3×18) ×30%
(2+70%)×40
25%×((23+2%)×4)
(30+20%)÷2
12×3÷(25+20%)
30÷(3+40%)
27÷8×16×10%
(35+10%)×27
(45+50%)×3×1÷2
(43×20%)+(3×(1÷9))
27×(9×(1÷3)) ×5%
14×15%+25×8×(1÷4)
(1+48%)×2
(4×8-12) ×50%
(48÷60%)÷10
63×(1÷7) ×30%
(0.75+0.2) ÷0.25×25%
10.9-(6.6+0.125÷12.5%)
4÷2-34%
7÷3+445%
36×7÷45%
180×75%÷3×5
1700×15%÷5×3
2010÷3×45%
101 × 1÷5 - 1÷5 × 21125%
25%×((23+2%)×4)

怎样简便计算六年级百分数，六年级百分数简便计算题，100道带答案，现在每个六年级生都会做这样的题

（1/8+1/9+1/10+1/11）+（1/9+1/10+1/11+1/12）-（1/8+1/9+1/10+1/11+1/12）×（1/9+1/10+1/11）

12X3÷（25+20%）

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六年级百分数简便计算题100道带答案视频