6.4*0.125*12.5 0.04*1.38*25/0.64 84.67-【14.67+15.3】 100.1*99
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/11/09 10:30:40
6.4*0.125*12.5 0.04*1.38*25/0.64 84.67-【14.67+15.3】 100.1*99+100.1
6.4*0.125*12.5
=64/10*125/1000*125/10
=32/5*5/40*25/2
=32/40*25/2
=32/20*25
=8/5*25
=40
0.04*1.38*25/0.64
=4/100*138/100*2500/64
=138/100*25/16
=138/4*1/16
=69/32
84.67-【14.67+15.3】
=(84.67-14.67)-15.3
=70-15.3
=54.7
100.1*99+100.1
100.1*(99+1)
=100.1*100
=10010
=64/10*125/1000*125/10
=32/5*5/40*25/2
=32/40*25/2
=32/20*25
=8/5*25
=40
0.04*1.38*25/0.64
=4/100*138/100*2500/64
=138/100*25/16
=138/4*1/16
=69/32
84.67-【14.67+15.3】
=(84.67-14.67)-15.3
=70-15.3
=54.7
100.1*99+100.1
100.1*(99+1)
=100.1*100
=10010
6.4*0.125*12.5 0.04*1.38*25/0.64 84.67-【14.67+15.3】 100.1*99
简便方法 1.5除于1.25 、84.67-(14点67+15.3)、6.4乘(0.125乘12.5),0.04乘1.3
6.4×0.125×12.5的简便计算
简便计算6.4*(0.125*12.5)
12.5*6.4*25 简便计算
0.04乘1.38乘25除0.46简便运算
小数乘除法1)0.8*0.04*12.5*25 2)16.08*0.1253)99*73.2+73.2 4)29.36/
用简便方法计算 6.4×(0.125+12.5)
6.4×(0.125+12.5)简便计算怎么写?
6.4×12.5×25×17简便方法计算
25×2.64+12.5×0.726+0.125.
100.1*99+100.1用简便算法计算