1楼:莹星
0.25×0.5÷0.25×0.8
=(0.25÷0.25)×(0.5×0.8)=1×0.4
=0.4
0.25x0.5÷0.25x0.8简便运算
2楼:匿名用户
解:依题意得算式,
0.25×0.5÷0.25×0.8
=0.25÷0.25×(0.5×0.8)
=1×0.4
=0.4
即0.25×0.5÷0.25×0.8=0.4
0.25×0.5÷0,25×8 简便怎么写????
3楼:匿名用户
0.25÷0,25×(0.5×8)=1x4=4
4楼:匿名用户
4\3×2\1÷4\3×8=8\3×6\1=2
5楼:匿名用户
化成分数 4/1×2/1÷4/1×8
6楼:匿名用户
0.35x(0.5+8)
7楼:匿名用户
=0.25x(0.5÷8)
=0.25x0.0625=4
8楼:匿名用户
0.25x0.5除以0.25
=0.25x8x0.5除以0.25
=2x2=4
9楼:匿名用户
你题目写错了吧!!!
0.25×0.5÷025×8脱式简便算
10楼:
=(0.25×8)×(0.5÷0.25)
=(0.25×4×2)×(0.5×4)
=(1×2)×2
=2×2=4
11楼:簞檬冲人
原式=0.25÷0.25x(0.5x8)
=1x4=4
0.25x0.4÷0.25ⅹ0.8简便方法
12楼:妙酒
0.25x0.4÷0.25ⅹ0.8
=(0.25÷0.25)x(0.4x0.8)=1x0.32
=0.32
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13楼:最夺目的星
答案是0.32,过程如图。
14楼:匿名用户
0.25x0.4÷0.25ⅹ0.8简便方法=0.25÷0.25x0.4x0.8
=1x0.4x0.8
=0.32
0.25x5.6x0.5简便计算。
15楼:匿名用户
解:依题意得算式,
0.25×5.6×0.5
=0.25×(4×2×0.7)×0.5
=0.25×4×2×0.7×0.5
=1×0.7×(2×0.5)
=0.7×1
=0.7
即0.25×5.6×0.5=0.7
16楼:匿名用户
0.25×5.6×0.5
=1/4×5.6×1/2
=1/8×5.6
=0.7
17楼:激情
原式变为:1/4x5.6ⅹ1/2
=5.6ⅹ1/8
=0.7
18楼:匿名用户
0.25x5.6x0.5
=(0.25x4)x (1.4x0.5)
=1 x 0.7
=0.7
0.72÷0.25+0.25×8的简便计算方法?
19楼:新野旁观者
简便计算方法
0.72÷0.25+0.25×8
=0.72÷1/4十2
=2.88+2
=4.88
20楼:妙酒
0.72÷0.25+0.25×8
=(0.72x4)÷(0.25x4)+0.25x4x2=2.88÷1+1x2
=2.88+2
=4.88
21楼:匿名用户
原式=0.72×4+0.25×8
=4(0.72+0.5)
=4×1.22
=4.88
0.25*0.5/0.25*8.2的简便运算
22楼:匿名用户
0.25*0.5/0.25*8.2=0.5*8.2=4.1
23楼:妙酒
0.25*0.5/0.25*8.2
=(0.25÷0.25)x(0.5x8.2)=1x4.1
=4.1
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4.4÷(0.25×0.8)简便计算 帮忙解一下
24楼:叶声纽
4.4÷(0.25×0.8)简便计算
4.4÷(0.25×0.8)
=4.4÷0.2
=44÷2
=22.
25楼:匿名用户
4.4÷(0.25×0.8)
=4.4÷(0.25×4×0.2)
=4.4÷0.2
=4.4x5=22
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