六年级简便计算及答案过程(六年级的数学应用题)

六年级数学,10道简便计算题带答案谢谢哦∩_∩?

1、2.64×1.7-2.64×0.7
 =2.64×(1.7-0.7)
 =2.64×1
 =2.64
2、31.5×1.07-3.15×0.7
 =3.15×10.7-3.15×0.7
 =3.15×(10.7-0.7)
 =3.15×10
 =31.5

3、2.7×5.7-2.7+5.3×2.7
 =2.7×(5.7-1+5.3)
 =2.7×10
 =27

4、0.625÷0.125×0.8
 =(0.625×0.8)×8÷(0.128×8)
 =0.5×8÷1
 =4

5、18.6×6.1+3.9×18.6

=18.6×(6.1+3.9)

=18.6×10

=186

6、1.3579+3.5791+5.7913+7.9135+9.1357

=(1+3+5+7+9)×1.1111

=25×1.1111

=27.7775

7、52.5×2.9+5.45

=5.25×29+5.25+0.2

=5.25×(29+1)+0.2

=5.25×30+0.2

=157.5+0.3

=157.7

8、0.92×15+0.08×15

=(0.92+0.08)×15

=1×15

=15

9、25×32×125

=25×4×8×125

=(25×4)×(8×125)

=100×1000

=100000

10、4000÷125÷8

=4000÷(125×8)

=4000÷1000

=4

六年级下册简便计算只要题目不要过程答案

  • 见6年级下册参考书一点通

六年级数学简便计算题目及答案~~~谢谢!!!!

  • 注意是简便计算。
  • 可是&8212;&8212;&8212;&8212;&8212;&8212;&8212;&8212;-题目呢
版权声明

为您推荐