五年级脱式计算练习题带答案
3.2x0.125x2.5
=0.125x8x(0.4x2.5孔敌怀孙)
=1x1
=1
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)
=912来自3-123-8.8
=9000-8.8
=8991.2
1.24×8.3+8.3360问答×1.76
=8.3×(1.24+1.76)
=8.3×3
=24.9
9非静相犯按坐被投999×1001
=铁置脚完儿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.展审78.3×(6.3+轻候两马永头尽频3.7)
=8.3×10
=83
1.24+0.7推造阶金双期省到买李历8+8.76
=(1.24收+8.76)+0.78
=10+0.78
=10.78
933-157-43
限象危根华买资解今路=933-(157+43)
=933-200
=733
4军雨春剂821-998
=4821-1000+2
=3823
32×125×25
=4×8×125×25
=决(4×25)×(8×125)
=100×1000
=100000
1.8+18÷1.5-0.5×0.3
=1.8+12-0.15
=13.8-0.15
=13怕项调伟矛味袁苗关杆.65
6.5×8+3.5×8-47
=52+28-47
=80-47
3.7x2.56-2.3
=9.472-2.3
=7.172
满意请采纳！O(∩_∩)O~
标签：脱式,练习题,五年级
